78448617

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{51577}}^1$

素因数の和:51609

約数の個数: 18

約数和(自身を含む): 122704062

約数和(自身を除く): 44255445

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 51577, 154731, 464193, 670501, 2011503, 6034509, 8716513, 26149539, 78448617]

約数ペア:

[(1, 78448617), (3, 26149539), (9, 8716513), (13, 6034509), (39, 2011503), (117, 670501), (169, 464193), (507, 154731), (1521, 51577)]