28104648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 58986552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 418, 429, 431, 456, 494, 572, 627, 741, 836, 858, 862, 988, 1144, 1254, 1293, 1482, 1672, 1716, 1724, 1976, 2508, 2586, 2717, 2964, 3432, 3448, 4741, 5016, 5172, 5434, 5603, 5928, 8151, 8189, 9482, 10344, 10868, 11206, 14223, 16302, 16378, 16809, 18964, 21736, 22412, 24567, 28446, 32604, 32756, 33618, 37928, 44824, 49134, 56892, 61633, 65208, 65512, 67236, 90079, 98268, 106457, 113784, 123266, 134472, 180158, 184899, 196536, 212914, 246532, 270237, 319371, 360316, 369798, 425828, 493064, 540474, 638742, 720632, 739596, 851656, 1080948, 1171027, 1277484, 1479192, 2161896, 2342054, 2554968, 3513081, 4684108, 7026162, 9368216, 14052324, 28104648]

約数ペア:

[(1, 28104648), (2, 14052324), (3, 9368216), (4, 7026162), (6, 4684108), (8, 3513081), (11, 2554968), (12, 2342054), (13, 2161896), (19, 1479192), (22, 1277484), (24, 1171027), (26, 1080948), (33, 851656), (38, 739596), (39, 720632), (44, 638742), (52, 540474), (57, 493064), (66, 425828), (76, 369798), (78, 360316), (88, 319371), (104, 270237), (114, 246532), (132, 212914), (143, 196536), (152, 184899), (156, 180158), (209, 134472), (228, 123266), (247, 113784), (264, 106457), (286, 98268), (312, 90079), (418, 67236), (429, 65512), (431, 65208), (456, 61633), (494, 56892), (572, 49134), (627, 44824), (741, 37928), (836, 33618), (858, 32756), (862, 32604), (988, 28446), (1144, 24567), (1254, 22412), (1293, 21736), (1482, 18964), (1672, 16809), (1716, 16378), (1724, 16302), (1976, 14223), (2508, 11206), (2586, 10868), (2717, 10344), (2964, 9482), (3432, 8189), (3448, 8151), (4741, 5928), (5016, 5603), (5172, 5434)]