7908485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{421}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 10882536

約数和(自身を除く): 2974051

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 421, 1105, 1445, 2105, 3757, 5473, 7157, 18785, 27365, 35785, 93041, 121669, 465205, 608345, 1581697, 7908485]

約数ペア:

[(1, 7908485), (5, 1581697), (13, 608345), (17, 465205), (65, 121669), (85, 93041), (221, 35785), (289, 27365), (421, 18785), (1105, 7157), (1445, 5473), (2105, 3757)]