9905139

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{5167}}^1$

素因数の和:5247

約数の個数: 16

約数和(自身を含む): 14883840

約数和(自身を除く): 4978701

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 5167, 15501, 46503, 139509, 366857, 1100571, 3301713, 9905139]

約数ペア:

[(1, 9905139), (3, 3301713), (9, 1100571), (27, 366857), (71, 139509), (213, 46503), (639, 15501), (1917, 5167)]