239492097

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{157457}}^1$

素因数の和:157489

約数の個数: 18

約数和(自身を含む): 374592582

約数和(自身を除く): 135100485

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 157457, 472371, 1417113, 2046941, 6140823, 18422469, 26610233, 79830699, 239492097]

約数ペア:

[(1, 239492097), (3, 79830699), (9, 26610233), (13, 18422469), (39, 6140823), (117, 2046941), (169, 1417113), (507, 472371), (1521, 157457)]