199981313

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{6899}}^1$

素因数の和:7048

約数の個数: 16

約数和(自身を含む): 236476800

約数和(自身を除く): 36495487

約数列:

[1, 7, 41, 101, 287, 707, 4141, 6899, 28987, 48293, 282859, 696799, 1980013, 4877593, 28568759, 199981313]

約数ペア:

[(1, 199981313), (7, 28568759), (41, 4877593), (101, 1980013), (287, 696799), (707, 282859), (4141, 48293), (6899, 28987)]