218139679

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 229938912

約数和(自身を除く): 11799233

約数列:

[1, 37, 53, 173, 643, 1961, 6401, 9169, 23791, 34079, 111239, 339253, 1260923, 4115843, 5895667, 218139679]

約数ペア:

[(1, 218139679), (37, 5895667), (53, 4115843), (173, 1260923), (643, 339253), (1961, 111239), (6401, 34079), (9169, 23791)]