72420221

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{8641}}^1$

素因数の和:8704

約数の個数: 12

約数和(自身を含む): 79592820

約数和(自身を除く): 7172599

約数列:

[1, 17, 29, 289, 493, 8381, 8641, 146897, 250589, 2497249, 4260013, 72420221]

約数ペア:

[(1, 72420221), (17, 4260013), (29, 2497249), (289, 250589), (493, 146897), (8381, 8641)]