82781531

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73453}}^1$

素因数の和:73490

約数の個数: 12

約数和(自身を含む): 100485072

約数和(自身を除く): 17703541

約数列:

[1, 7, 23, 49, 161, 1127, 73453, 514171, 1689419, 3599197, 11825933, 82781531]

約数ペア:

[(1, 82781531), (7, 11825933), (23, 3599197), (49, 1689419), (161, 514171), (1127, 73453)]