131285154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21859}}^1$

素因数の和:21895

約数の個数: 64

約数和(自身を含む): 352558080

約数和(自身を除く): 221272926

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 6006, 21859, 43718, 65577, 131154, 153013, 240449, 284167, 306026, 459039, 480898, 568334, 721347, 852501, 918078, 1442694, 1683143, 1705002, 1989169, 3125837, 3366286, 3978338, 5049429, 5967507, 6251674, 9377511, 10098858, 11935014, 18755022, 21880859, 43761718, 65642577, 131285154]

約数ペア:

[(1, 131285154), (2, 65642577), (3, 43761718), (6, 21880859), (7, 18755022), (11, 11935014), (13, 10098858), (14, 9377511), (21, 6251674), (22, 5967507), (26, 5049429), (33, 3978338), (39, 3366286), (42, 3125837), (66, 1989169), (77, 1705002), (78, 1683143), (91, 1442694), (143, 918078), (154, 852501), (182, 721347), (231, 568334), (273, 480898), (286, 459039), (429, 306026), (462, 284167), (546, 240449), (858, 153013), (1001, 131154), (2002, 65577), (3003, 43718), (6006, 21859)]