205515531

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{12637}}^1$

素因数の和:12795

約数の個数: 24

約数和(自身を含む): 322016240

約数和(自身を除く): 116500709

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1251, 1807, 5421, 12637, 16263, 37911, 113733, 164281, 492843, 1478529, 1756543, 5269629, 15808887, 22835059, 68505177, 205515531]

約数ペア:

[(1, 205515531), (3, 68505177), (9, 22835059), (13, 15808887), (39, 5269629), (117, 1756543), (139, 1478529), (417, 492843), (1251, 164281), (1807, 113733), (5421, 37911), (12637, 16263)]