221411897

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{10799}}^1$

素因数の和:10936

約数の個数: 16

約数和(自身を含む): 264384000

約数和(自身を除く): 42972103

約数列:

[1, 7, 29, 101, 203, 707, 2929, 10799, 20503, 75593, 313171, 1090699, 2192197, 7634893, 31630271, 221411897]

約数ペア:

[(1, 221411897), (7, 31630271), (29, 7634893), (101, 2192197), (203, 1090699), (707, 313171), (2929, 75593), (10799, 20503)]