128495638

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{3023}}^1$

素因数の和:3479

約数の個数: 16

約数和(自身を含む): 196934976

約数和(自身を除く): 68439338

約数列:

[1, 2, 53, 106, 401, 802, 3023, 6046, 21253, 42506, 160219, 320438, 1212223, 2424446, 64247819, 128495638]

約数ペア:

[(1, 128495638), (2, 64247819), (53, 2424446), (106, 1212223), (401, 320438), (802, 160219), (3023, 42506), (6046, 21253)]