157021109

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{7229}}^1$

素因数の和:7372

約数の個数: 16

約数和(自身を含む): 187401600

約数和(自身を除く): 30380491

約数列:

[1, 7, 29, 107, 203, 749, 3103, 7229, 21721, 50603, 209641, 773503, 1467487, 5414521, 22431587, 157021109]

約数ペア:

[(1, 157021109), (7, 22431587), (29, 5414521), (107, 1467487), (203, 773503), (749, 209641), (3103, 50603), (7229, 21721)]