311903108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 605097024

約数和(自身を除く): 293193916

約数列:

[1, 2, 4, 11, 22, 44, 157, 163, 277, 314, 326, 554, 628, 652, 1108, 1727, 1793, 3047, 3454, 3586, 6094, 6908, 7172, 12188, 25591, 43489, 45151, 51182, 86978, 90302, 102364, 173956, 180604, 281501, 478379, 496661, 563002, 956758, 993322, 1126004, 1913516, 1986644, 7088707, 14177414, 28354828, 77975777, 155951554, 311903108]

約数ペア:

[(1, 311903108), (2, 155951554), (4, 77975777), (11, 28354828), (22, 14177414), (44, 7088707), (157, 1986644), (163, 1913516), (277, 1126004), (314, 993322), (326, 956758), (554, 563002), (628, 496661), (652, 478379), (1108, 281501), (1727, 180604), (1793, 173956), (3047, 102364), (3454, 90302), (3586, 86978), (6094, 51182), (6908, 45151), (7172, 43489), (12188, 25591)]