388332889

素因数分解:

$7^2\times {\mathrm{149}}^1\times {\mathrm{53189}}^1$

素因数の和:53352

約数の個数: 12

約数和(自身を含む): 454774500

約数和(自身を除く): 66441611

約数列:

[1, 7, 49, 149, 1043, 7301, 53189, 372323, 2606261, 7925161, 55476127, 388332889]

約数ペア:

[(1, 388332889), (7, 55476127), (49, 7925161), (149, 2606261), (1043, 372323), (7301, 53189)]