257143704

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1789}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 661154400

約数和(自身を除く): 404010696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 113, 159, 212, 226, 318, 339, 424, 452, 636, 678, 904, 1272, 1356, 1789, 2712, 3578, 5367, 5989, 7156, 10734, 11978, 14312, 17967, 21468, 23956, 35934, 42936, 47912, 71868, 94817, 143736, 189634, 202157, 284451, 379268, 404314, 568902, 606471, 758536, 808628, 1137804, 1212942, 1617256, 2275608, 2425884, 4851768, 10714321, 21428642, 32142963, 42857284, 64285926, 85714568, 128571852, 257143704]

約数ペア:

[(1, 257143704), (2, 128571852), (3, 85714568), (4, 64285926), (6, 42857284), (8, 32142963), (12, 21428642), (24, 10714321), (53, 4851768), (106, 2425884), (113, 2275608), (159, 1617256), (212, 1212942), (226, 1137804), (318, 808628), (339, 758536), (424, 606471), (452, 568902), (636, 404314), (678, 379268), (904, 284451), (1272, 202157), (1356, 189634), (1789, 143736), (2712, 94817), (3578, 71868), (5367, 47912), (5989, 42936), (7156, 35934), (10734, 23956), (11978, 21468), (14312, 17967)]