72070881

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{11887}}^1$

素因数の和:11980

約数の個数: 16

約数和(自身を含む): 100429824

約数和(自身を除く): 28358943

約数列:

[1, 3, 43, 47, 129, 141, 2021, 6063, 11887, 35661, 511141, 558689, 1533423, 1676067, 24023627, 72070881]

約数ペア:

[(1, 72070881), (3, 24023627), (43, 1676067), (47, 1533423), (129, 558689), (141, 511141), (2021, 35661), (6063, 11887)]