156921287

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 166406400

約数和(自身を除く): 9485113

約数列:

[1, 31, 53, 149, 641, 1643, 4619, 7897, 19871, 33973, 95509, 244807, 1053163, 2960779, 5061977, 156921287]

約数ペア:

[(1, 156921287), (31, 5061977), (53, 2960779), (149, 1053163), (641, 244807), (1643, 95509), (4619, 33973), (7897, 19871)]