421117078

素因数分解:

$2^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1\times {\mathrm{829}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 634950000

約数和(自身を除く): 213832922

約数列:

[1, 2, 499, 509, 829, 998, 1018, 1658, 253991, 413671, 421961, 507982, 827342, 843922, 210558539, 421117078]

約数ペア:

[(1, 421117078), (2, 210558539), (499, 843922), (509, 827342), (829, 507982), (998, 421961), (1018, 413671), (1658, 253991)]