1557709712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{258241}}^1$

素因数の和:258291

約数の個数: 40

約数和(自身を含む): 3362310840

約数和(自身を除く): 1804601128

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 258241, 516482, 1032964, 2065928, 3357133, 4131856, 6714266, 7488989, 13428532, 14977978, 26857064, 29955956, 53714128, 59911912, 97356857, 119823824, 194713714, 389427428, 778854856, 1557709712]

約数ペア:

[(1, 1557709712), (2, 778854856), (4, 389427428), (8, 194713714), (13, 119823824), (16, 97356857), (26, 59911912), (29, 53714128), (52, 29955956), (58, 26857064), (104, 14977978), (116, 13428532), (208, 7488989), (232, 6714266), (377, 4131856), (464, 3357133), (754, 2065928), (1508, 1032964), (3016, 516482), (6032, 258241)]