87640894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{11821}}^1$

素因数の和:12171

約数の個数: 16

約数和(自身を含む): 143850096

約数和(自身を除く): 56209202

約数列:

[1, 2, 11, 22, 337, 674, 3707, 7414, 11821, 23642, 130031, 260062, 3983677, 7967354, 43820447, 87640894]

約数ペア:

[(1, 87640894), (2, 43820447), (11, 7967354), (22, 3983677), (337, 260062), (674, 130031), (3707, 23642), (7414, 11821)]