1226289781

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{72937}}^1$

素因数の和:73020

約数の個数: 16

約数和(自身を含む): 1386405504

約数和(自身を除く): 160115723

約数列:

[1, 17, 23, 43, 391, 731, 989, 16813, 72937, 1239929, 1677551, 3136291, 28518367, 53316947, 72134693, 1226289781]

約数ペア:

[(1, 1226289781), (17, 72134693), (23, 53316947), (43, 28518367), (391, 3136291), (731, 1677551), (989, 1239929), (16813, 72937)]