28869876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 92461824

約数和(自身を除く): 63591948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 23, 28, 34, 36, 42, 46, 51, 63, 68, 69, 84, 92, 102, 119, 126, 138, 153, 161, 204, 207, 238, 252, 276, 293, 306, 322, 357, 391, 414, 476, 483, 586, 612, 644, 714, 782, 828, 879, 966, 1071, 1172, 1173, 1428, 1449, 1564, 1758, 1932, 2051, 2142, 2346, 2637, 2737, 2898, 3516, 3519, 4102, 4284, 4692, 4981, 5274, 5474, 5796, 6153, 6739, 7038, 8204, 8211, 9962, 10548, 10948, 12306, 13478, 14076, 14943, 16422, 18459, 19924, 20217, 24612, 24633, 26956, 29886, 32844, 34867, 36918, 40434, 44829, 47173, 49266, 59772, 60651, 69734, 73836, 80868, 89658, 94346, 98532, 104601, 114563, 121302, 139468, 141519, 179316, 188692, 209202, 229126, 242604, 283038, 313803, 343689, 418404, 424557, 458252, 566076, 627606, 687378, 801941, 849114, 1031067, 1255212, 1374756, 1603882, 1698228, 2062134, 2405823, 3207764, 4124268, 4811646, 7217469, 9623292, 14434938, 28869876]

約数ペア:

[(1, 28869876), (2, 14434938), (3, 9623292), (4, 7217469), (6, 4811646), (7, 4124268), (9, 3207764), (12, 2405823), (14, 2062134), (17, 1698228), (18, 1603882), (21, 1374756), (23, 1255212), (28, 1031067), (34, 849114), (36, 801941), (42, 687378), (46, 627606), (51, 566076), (63, 458252), (68, 424557), (69, 418404), (84, 343689), (92, 313803), (102, 283038), (119, 242604), (126, 229126), (138, 209202), (153, 188692), (161, 179316), (204, 141519), (207, 139468), (238, 121302), (252, 114563), (276, 104601), (293, 98532), (306, 94346), (322, 89658), (357, 80868), (391, 73836), (414, 69734), (476, 60651), (483, 59772), (586, 49266), (612, 47173), (644, 44829), (714, 40434), (782, 36918), (828, 34867), (879, 32844), (966, 29886), (1071, 26956), (1172, 24633), (1173, 24612), (1428, 20217), (1449, 19924), (1564, 18459), (1758, 16422), (1932, 14943), (2051, 14076), (2142, 13478), (2346, 12306), (2637, 10948), (2737, 10548), (2898, 9962), (3516, 8211), (3519, 8204), (4102, 7038), (4284, 6739), (4692, 6153), (4981, 5796), (5274, 5474)]