9090221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 10948608

約数和(自身を除く): 1858387

約数列:

[1, 7, 23, 131, 161, 431, 917, 3013, 3017, 9913, 21091, 56461, 69391, 395227, 1298603, 9090221]

約数ペア:

[(1, 9090221), (7, 1298603), (23, 395227), (131, 69391), (161, 56461), (431, 21091), (917, 9913), (3013, 3017)]