1213492021

素因数分解:

$7^1\times {\mathrm{151}}^2\times {\mathrm{7603}}^1$

素因数の和:7912

約数の個数: 12

約数和(自身を含む): 1396276896

約数和(自身を除く): 182784875

約数列:

[1, 7, 151, 1057, 7603, 22801, 53221, 159607, 1148053, 8036371, 173356003, 1213492021]

約数ペア:

[(1, 1213492021), (7, 173356003), (151, 8036371), (1057, 1148053), (7603, 159607), (22801, 53221)]