639863491153

素因数分解:

${\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1\times {\mathrm{1171}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 665803936512

約数和(自身を除く): 25940445359

約数列:

[1, 37, 233, 241, 263, 1171, 8621, 8917, 9731, 43327, 56153, 61279, 63383, 272843, 282211, 307973, 2077661, 2267323, 2345171, 10095191, 10441807, 11395001, 14768239, 65755163, 71757709, 74221493, 546424843, 2432941031, 2655035233, 2746195241, 17293607869, 639863491153]

約数ペア:

[(1, 639863491153), (37, 17293607869), (233, 2746195241), (241, 2655035233), (263, 2432941031), (1171, 546424843), (8621, 74221493), (8917, 71757709), (9731, 65755163), (43327, 14768239), (56153, 11395001), (61279, 10441807), (63383, 10095191), (272843, 2345171), (282211, 2267323), (307973, 2077661)]