40055571

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{3251}}^1$

素因数の和:3331

約数の個数: 18

約数和(自身を含む): 59482332

約数和(自身を除く): 19426761

約数列:

[1, 3, 9, 37, 111, 333, 1369, 3251, 4107, 9753, 12321, 29259, 120287, 360861, 1082583, 4450619, 13351857, 40055571]

約数ペア:

[(1, 40055571), (3, 13351857), (9, 4450619), (37, 1082583), (111, 360861), (333, 120287), (1369, 29259), (3251, 12321), (4107, 9753)]