397989982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{413711}}^1$

素因数の和:413763

約数の個数: 16

約数和(自身を含む): 660284352

約数和(自身を除く): 262294370

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 413711, 827422, 5378243, 10756486, 15307307, 30614614, 198994991, 397989982]

約数ペア:

[(1, 397989982), (2, 198994991), (13, 30614614), (26, 15307307), (37, 10756486), (74, 5378243), (481, 827422), (962, 413711)]