2972745

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 5321472

約数和(自身を除く): 2348727

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 2131, 6393, 10655, 19179, 31965, 66061, 95895, 198183, 330305, 594549, 990915, 2972745]

約数ペア:

[(1, 2972745), (3, 990915), (5, 594549), (9, 330305), (15, 198183), (31, 95895), (45, 66061), (93, 31965), (155, 19179), (279, 10655), (465, 6393), (1395, 2131)]