128565788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{10259}}^1$

素因数の和:10517

約数の個数: 24

約数和(自身を含む): 243326160

約数和(自身を除く): 114760372

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 964, 3133, 6266, 10259, 12532, 20518, 41036, 133367, 266734, 533468, 2472419, 4944838, 9889676, 32141447, 64282894, 128565788]

約数ペア:

[(1, 128565788), (2, 64282894), (4, 32141447), (13, 9889676), (26, 4944838), (52, 2472419), (241, 533468), (482, 266734), (964, 133367), (3133, 41036), (6266, 20518), (10259, 12532)]