27720561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8317}}^1$

素因数の和:8432

約数の個数: 16

約数和(自身を含む): 40724928

約数和(自身を除く): 13004367

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 8317, 24951, 91487, 274461, 840017, 2520051, 9240187, 27720561]

約数ペア:

[(1, 27720561), (3, 9240187), (11, 2520051), (33, 840017), (101, 274461), (303, 91487), (1111, 24951), (3333, 8317)]