397806418

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{6553}}^1$

素因数の和:6921

約数の個数: 16

約数和(自身を含む): 604016640

約数和(自身を除く): 206210222

約数列:

[1, 2, 127, 239, 254, 478, 6553, 13106, 30353, 60706, 832231, 1566167, 1664462, 3132334, 198903209, 397806418]

約数ペア:

[(1, 397806418), (2, 198903209), (127, 3132334), (239, 1664462), (254, 1566167), (478, 832231), (6553, 60706), (13106, 30353)]