399084806

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{87557}}^1$

素因数の和:87655

約数の個数: 16

約数和(自身を含む): 624113424

約数和(自身を除く): 225028618

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4558, 87557, 175114, 3764951, 4640521, 7529902, 9281042, 199542403, 399084806]

約数ペア:

[(1, 399084806), (2, 199542403), (43, 9281042), (53, 7529902), (86, 4640521), (106, 3764951), (2279, 175114), (4558, 87557)]