218014715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{23531}}^1$

素因数の和:23662

約数の個数: 16

約数和(自身を含む): 279560160

約数和(自身を除く): 61545445

約数列:

[1, 5, 17, 85, 109, 545, 1853, 9265, 23531, 117655, 400027, 2000135, 2564879, 12824395, 43602943, 218014715]

約数ペア:

[(1, 218014715), (5, 43602943), (17, 12824395), (85, 2564879), (109, 2000135), (545, 400027), (1853, 117655), (9265, 23531)]