313980322

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1\times {\mathrm{1997}}^1$

素因数の和:2745

約数の個数: 16

約数和(自身を含む): 475683840

約数和(自身を除く): 161703518

約数列:

[1, 2, 127, 254, 619, 1238, 1997, 3994, 78613, 157226, 253619, 507238, 1236143, 2472286, 156990161, 313980322]

約数ペア:

[(1, 313980322), (2, 156990161), (127, 2472286), (254, 1236143), (619, 507238), (1238, 253619), (1997, 157226), (3994, 78613)]