2176665

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 3622464

約数和(自身を除く): 1445799

約数列:

[1, 3, 5, 15, 31, 93, 151, 155, 453, 465, 755, 961, 2265, 2883, 4681, 4805, 14043, 14415, 23405, 70215, 145111, 435333, 725555, 2176665]

約数ペア:

[(1, 2176665), (3, 725555), (5, 435333), (15, 145111), (31, 70215), (93, 23405), (151, 14415), (155, 14043), (453, 4805), (465, 4681), (755, 2883), (961, 2265)]