122971329

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{80849}}^1$

素因数の和:80881

約数の個数: 18

約数和(自身を含む): 192342150

約数和(自身を除く): 69370821

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 80849, 242547, 727641, 1051037, 3153111, 9459333, 13663481, 40990443, 122971329]

約数ペア:

[(1, 122971329), (3, 40990443), (9, 13663481), (13, 9459333), (39, 3153111), (117, 1051037), (169, 727641), (507, 242547), (1521, 80849)]