28478604

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 91929600

約数和(自身を除く): 63450996

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 37, 42, 44, 49, 51, 66, 68, 74, 77, 84, 98, 102, 111, 119, 132, 147, 148, 154, 187, 196, 204, 222, 231, 238, 259, 294, 308, 343, 357, 374, 407, 444, 462, 476, 518, 539, 561, 588, 629, 686, 714, 748, 777, 814, 833, 924, 1029, 1036, 1078, 1122, 1221, 1258, 1309, 1372, 1428, 1554, 1617, 1628, 1666, 1813, 1887, 2058, 2156, 2244, 2442, 2499, 2516, 2618, 2849, 3108, 3234, 3332, 3626, 3773, 3774, 3927, 4116, 4403, 4884, 4998, 5236, 5439, 5698, 5831, 6468, 6919, 7252, 7546, 7548, 7854, 8547, 8806, 9163, 9996, 10878, 11319, 11396, 11662, 12691, 13209, 13838, 15092, 15708, 17094, 17493, 17612, 18326, 19943, 20757, 21756, 22638, 23324, 25382, 26418, 27489, 27676, 30821, 34188, 34986, 36652, 38073, 39886, 41514, 45276, 48433, 50764, 52836, 54978, 59829, 61642, 64141, 69972, 76146, 79772, 83028, 92463, 96866, 109956, 119658, 123284, 128282, 139601, 145299, 152292, 184926, 192423, 193732, 215747, 239316, 256564, 279202, 290598, 339031, 369852, 384846, 418803, 431494, 558404, 581196, 647241, 678062, 769692, 837606, 862988, 1017093, 1294482, 1356124, 1675212, 2034186, 2373217, 2588964, 4068372, 4746434, 7119651, 9492868, 14239302, 28478604]

約数ペア:

[(1, 28478604), (2, 14239302), (3, 9492868), (4, 7119651), (6, 4746434), (7, 4068372), (11, 2588964), (12, 2373217), (14, 2034186), (17, 1675212), (21, 1356124), (22, 1294482), (28, 1017093), (33, 862988), (34, 837606), (37, 769692), (42, 678062), (44, 647241), (49, 581196), (51, 558404), (66, 431494), (68, 418803), (74, 384846), (77, 369852), (84, 339031), (98, 290598), (102, 279202), (111, 256564), (119, 239316), (132, 215747), (147, 193732), (148, 192423), (154, 184926), (187, 152292), (196, 145299), (204, 139601), (222, 128282), (231, 123284), (238, 119658), (259, 109956), (294, 96866), (308, 92463), (343, 83028), (357, 79772), (374, 76146), (407, 69972), (444, 64141), (462, 61642), (476, 59829), (518, 54978), (539, 52836), (561, 50764), (588, 48433), (629, 45276), (686, 41514), (714, 39886), (748, 38073), (777, 36652), (814, 34986), (833, 34188), (924, 30821), (1029, 27676), (1036, 27489), (1078, 26418), (1122, 25382), (1221, 23324), (1258, 22638), (1309, 21756), (1372, 20757), (1428, 19943), (1554, 18326), (1617, 17612), (1628, 17493), (1666, 17094), (1813, 15708), (1887, 15092), (2058, 13838), (2156, 13209), (2244, 12691), (2442, 11662), (2499, 11396), (2516, 11319), (2618, 10878), (2849, 9996), (3108, 9163), (3234, 8806), (3332, 8547), (3626, 7854), (3773, 7548), (3774, 7546), (3927, 7252), (4116, 6919), (4403, 6468), (4884, 5831), (4998, 5698), (5236, 5439)]