161870103

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{139423}}^1$

素因数の和:139475

約数の個数: 16

約数和(自身を含む): 245386240

約数和(自身を除く): 83516137

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 139423, 418269, 1254807, 3764421, 5995189, 17985567, 53956701, 161870103]

約数ペア:

[(1, 161870103), (3, 53956701), (9, 17985567), (27, 5995189), (43, 3764421), (129, 1254807), (387, 418269), (1161, 139423)]