730197

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:177

約数の個数: 18

約数和(自身を含む): 1150422

約数和(自身を除く): 420225

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 3081, 6241, 9243, 18723, 56169, 81133, 243399, 730197]

約数ペア:

[(1, 730197), (3, 243399), (9, 81133), (13, 56169), (39, 18723), (79, 9243), (117, 6241), (237, 3081), (711, 1027)]