28780258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{6791}}^1$

素因数の和:6969

約数の個数: 16

約数和(自身を含む): 46783296

約数和(自身を除く): 18003038

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 6791, 13582, 88283, 176566, 1106933, 2213866, 14390129, 28780258]

約数ペア:

[(1, 28780258), (2, 14390129), (13, 2213866), (26, 1106933), (163, 176566), (326, 88283), (2119, 13582), (4238, 6791)]