397789054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{805241}}^1$

素因数の和:805275

約数の個数: 16

約数和(自身を含む): 676403280

約数和(自身を除く): 278614226

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 805241, 1610482, 10468133, 15299579, 20936266, 30599158, 198894527, 397789054]

約数ペア:

[(1, 397789054), (2, 198894527), (13, 30599158), (19, 20936266), (26, 15299579), (38, 10468133), (247, 1610482), (494, 805241)]