520513443

素因数分解:

$3^2\times {\mathrm{223}}^2\times {\mathrm{1163}}^1$

素因数の和:1615

約数の個数: 18

約数和(自身を含む): 755888796

約数和(自身を除く): 235375353

約数列:

[1, 3, 9, 223, 669, 1163, 2007, 3489, 10467, 49729, 149187, 259349, 447561, 778047, 2334141, 57834827, 173504481, 520513443]

約数ペア:

[(1, 520513443), (3, 173504481), (9, 57834827), (223, 2334141), (669, 778047), (1163, 447561), (2007, 259349), (3489, 149187), (10467, 49729)]