205657595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{751}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 291078144

約数和(自身を除く): 85420549

約数列:

[1, 5, 11, 13, 55, 65, 143, 383, 715, 751, 1915, 3755, 4213, 4979, 8261, 9763, 21065, 24895, 41305, 48815, 54769, 107393, 273845, 287633, 536965, 1438165, 3163963, 3739229, 15819815, 18696145, 41131519, 205657595]

約数ペア:

[(1, 205657595), (5, 41131519), (11, 18696145), (13, 15819815), (55, 3739229), (65, 3163963), (143, 1438165), (383, 536965), (715, 287633), (751, 273845), (1915, 107393), (3755, 54769), (4213, 48815), (4979, 41305), (8261, 24895), (9763, 21065)]