131831771312

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{11489}}^1\times {\mathrm{31181}}^1$

素因数の和:42701

約数の個数: 40

約数和(自身を含む): 266561197920

約数和(自身を除く): 134729426608

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 11489, 22978, 31181, 45956, 62362, 91912, 124724, 183824, 249448, 264247, 498896, 528494, 717163, 1056988, 1434326, 2113976, 2868652, 4227952, 5737304, 11474608, 358238509, 716477018, 1432954036, 2865908072, 5731816144, 8239485707, 16478971414, 32957942828, 65915885656, 131831771312]

約数ペア:

[(1, 131831771312), (2, 65915885656), (4, 32957942828), (8, 16478971414), (16, 8239485707), (23, 5731816144), (46, 2865908072), (92, 1432954036), (184, 716477018), (368, 358238509), (11489, 11474608), (22978, 5737304), (31181, 4227952), (45956, 2868652), (62362, 2113976), (91912, 1434326), (124724, 1056988), (183824, 717163), (249448, 528494), (264247, 498896)]