215536727

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 267909120

約数和(自身を除く): 52372393

約数列:

[1, 7, 17, 79, 101, 119, 227, 553, 707, 1343, 1589, 1717, 3859, 7979, 9401, 12019, 17933, 22927, 27013, 55853, 125531, 135643, 160489, 304861, 389759, 949501, 1811233, 2134027, 2728313, 12678631, 30790961, 215536727]

約数ペア:

[(1, 215536727), (7, 30790961), (17, 12678631), (79, 2728313), (101, 2134027), (119, 1811233), (227, 949501), (553, 389759), (707, 304861), (1343, 160489), (1589, 135643), (1717, 125531), (3859, 55853), (7979, 27013), (9401, 22927), (12019, 17933)]