206868987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{15647}}^1$

素因数の和:15779

約数の個数: 24

約数和(自身を含む): 324664704

約数和(自身を除く): 117795717

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1469, 4407, 13221, 15647, 46941, 140823, 203411, 610233, 1768111, 1830699, 5304333, 15912999, 22985443, 68956329, 206868987]

約数ペア:

[(1, 206868987), (3, 68956329), (9, 22985443), (13, 15912999), (39, 5304333), (113, 1830699), (117, 1768111), (339, 610233), (1017, 203411), (1469, 140823), (4407, 46941), (13221, 15647)]