240331689

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{158009}}^1$

素因数の和:158041

約数の個数: 18

約数和(自身を含む): 375905790

約数和(自身を除く): 135574101

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 158009, 474027, 1422081, 2054117, 6162351, 18487053, 26703521, 80110563, 240331689]

約数ペア:

[(1, 240331689), (3, 80110563), (9, 26703521), (13, 18487053), (39, 6162351), (117, 2054117), (169, 1422081), (507, 474027), (1521, 158009)]