631704190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{285839}}^1$

素因数の和:285876

約数の個数: 32

約数和(自身を含む): 1296570240

約数和(自身を除く): 664866050

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 285839, 571678, 1429195, 2858390, 3715907, 4859263, 7431814, 9718526, 18579535, 24296315, 37159070, 48592630, 63170419, 126340838, 315852095, 631704190]

約数ペア:

[(1, 631704190), (2, 315852095), (5, 126340838), (10, 63170419), (13, 48592630), (17, 37159070), (26, 24296315), (34, 18579535), (65, 9718526), (85, 7431814), (130, 4859263), (170, 3715907), (221, 2858390), (442, 1429195), (1105, 571678), (2210, 285839)]