151993261

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{3389}}^1$

素因数の和:3588

約数の個数: 16

約数和(自身を含む): 178992000

約数和(自身を除く): 26998739

約数列:

[1, 7, 43, 149, 301, 1043, 3389, 6407, 23723, 44849, 145727, 504961, 1020089, 3534727, 21713323, 151993261]

約数ペア:

[(1, 151993261), (7, 21713323), (43, 3534727), (149, 1020089), (301, 504961), (1043, 145727), (3389, 44849), (6407, 23723)]