668864968

素因数分解:

$2^3\times {\mathrm{4129}}^1\times {\mathrm{20249}}^1$

素因数の和:24384

約数の個数: 16

約数和(自身を含む): 1254487500

約数和(自身を除く): 585622532

約数列:

[1, 2, 4, 8, 4129, 8258, 16516, 20249, 33032, 40498, 80996, 161992, 83608121, 167216242, 334432484, 668864968]

約数ペア:

[(1, 668864968), (2, 334432484), (4, 167216242), (8, 83608121), (4129, 161992), (8258, 80996), (16516, 40498), (20249, 33032)]