668833539

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{20873}}^1$

素因数の和:21858

約数の個数: 16

約数和(自身を含む): 973897344

約数和(自身を除く): 305063805

約数列:

[1, 3, 11, 33, 971, 2913, 10681, 20873, 32043, 62619, 229603, 688809, 20267683, 60803049, 222944513, 668833539]

約数ペア:

[(1, 668833539), (3, 222944513), (11, 60803049), (33, 20267683), (971, 688809), (2913, 229603), (10681, 62619), (20873, 32043)]