261631350001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{12401}}^1\times {\mathrm{131041}}^1$

素因数の和:143472

約数の個数: 16

約数和(自身を含む): 312035113728

約数和(自身を除く): 50403763727

約数列:

[1, 7, 23, 161, 12401, 86807, 131041, 285223, 917287, 1996561, 3013943, 21097601, 1625039441, 11375276087, 37375907143, 261631350001]

約数ペア:

[(1, 261631350001), (7, 37375907143), (23, 11375276087), (161, 1625039441), (12401, 21097601), (86807, 3013943), (131041, 1996561), (285223, 917287)]