991189076

素因数分解:

$2^2\times {\mathrm{3517}}^1\times {\mathrm{70457}}^1$

素因数の和:73978

約数の個数: 12

約数和(自身を含む): 1735098708

約数和(自身を除く): 743909632

約数列:

[1, 2, 4, 3517, 7034, 14068, 70457, 140914, 281828, 247797269, 495594538, 991189076]

約数ペア:

[(1, 991189076), (2, 495594538), (4, 247797269), (3517, 281828), (7034, 140914), (14068, 70457)]