156958142878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{6991}}^1\times {\mathrm{660337}}^1$

素因数の和:667347

約数の個数: 16

約数和(自身を含む): 249322497984

約数和(自身を除く): 92364355106

約数列:

[1, 2, 17, 34, 6991, 13982, 118847, 237694, 660337, 1320674, 11225729, 22451458, 4616415967, 9232831934, 78479071439, 156958142878]

約数ペア:

[(1, 156958142878), (2, 78479071439), (17, 9232831934), (34, 4616415967), (6991, 22451458), (13982, 11225729), (118847, 1320674), (237694, 660337)]