131387568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{210557}}^1$

素因数の和:210581

約数の個数: 40

約数和(自身を含む): 365528688

約数和(自身を除く): 234141120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 210557, 421114, 631671, 842228, 1263342, 1684456, 2526684, 2737241, 3368912, 5053368, 5474482, 8211723, 10106736, 10948964, 16423446, 21897928, 32846892, 43795856, 65693784, 131387568]

約数ペア:

[(1, 131387568), (2, 65693784), (3, 43795856), (4, 32846892), (6, 21897928), (8, 16423446), (12, 10948964), (13, 10106736), (16, 8211723), (24, 5474482), (26, 5053368), (39, 3368912), (48, 2737241), (52, 2526684), (78, 1684456), (104, 1263342), (156, 842228), (208, 631671), (312, 421114), (624, 210557)]