156979290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{402511}}^1$

素因数の和:402534

約数の個数: 32

約数和(自身を含む): 405732096

約数和(自身を除く): 248752806

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 402511, 805022, 1207533, 2012555, 2415066, 4025110, 5232643, 6037665, 10465286, 12075330, 15697929, 26163215, 31395858, 52326430, 78489645, 156979290]

約数ペア:

[(1, 156979290), (2, 78489645), (3, 52326430), (5, 31395858), (6, 26163215), (10, 15697929), (13, 12075330), (15, 10465286), (26, 6037665), (30, 5232643), (39, 4025110), (65, 2415066), (78, 2012555), (130, 1207533), (195, 805022), (390, 402511)]