28651456

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 56

約数和(自身を含む): 59527440

約数和(自身を除く): 30875984

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 164, 179, 244, 328, 358, 488, 656, 716, 976, 1312, 1432, 1952, 2501, 2624, 2864, 3904, 5002, 5728, 7339, 10004, 10919, 11456, 14678, 20008, 21838, 29356, 40016, 43676, 58712, 80032, 87352, 117424, 160064, 174704, 234848, 349408, 447679, 469696, 698816, 895358, 1790716, 3581432, 7162864, 14325728, 28651456]

約数ペア:

[(1, 28651456), (2, 14325728), (4, 7162864), (8, 3581432), (16, 1790716), (32, 895358), (41, 698816), (61, 469696), (64, 447679), (82, 349408), (122, 234848), (164, 174704), (179, 160064), (244, 117424), (328, 87352), (358, 80032), (488, 58712), (656, 43676), (716, 40016), (976, 29356), (1312, 21838), (1432, 20008), (1952, 14678), (2501, 11456), (2624, 10919), (2864, 10004), (3904, 7339), (5002, 5728)]