82071521

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{72823}}^1$

素因数の和:72860

約数の個数: 12

約数和(自身を含む): 99623232

約数和(自身を除く): 17551711

約数列:

[1, 7, 23, 49, 161, 1127, 72823, 509761, 1674929, 3568327, 11724503, 82071521]

約数ペア:

[(1, 82071521), (7, 11724503), (23, 3568327), (49, 1674929), (161, 509761), (1127, 72823)]