2557685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 3520440

約数和(自身を除く): 962755

約数列:

[1, 5, 13, 19, 65, 95, 109, 247, 361, 545, 1235, 1417, 1805, 2071, 4693, 7085, 10355, 23465, 26923, 39349, 134615, 196745, 511537, 2557685]

約数ペア:

[(1, 2557685), (5, 511537), (13, 196745), (19, 134615), (65, 39349), (95, 26923), (109, 23465), (247, 10355), (361, 7085), (545, 4693), (1235, 2071), (1417, 1805)]