401040857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1\times {\mathrm{1627}}^1$

素因数の和:3188

約数の個数: 16

約数和(自身を含む): 478866432

約数和(自身を除く): 77825575

約数列:

[1, 7, 23, 161, 1531, 1627, 10717, 11389, 35213, 37421, 246491, 261947, 2490937, 17436559, 57291551, 401040857]

約数ペア:

[(1, 401040857), (7, 57291551), (23, 17436559), (161, 2490937), (1531, 261947), (1627, 246491), (10717, 37421), (11389, 35213)]