720553782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{9237869}}^1$

素因数の和:9237887

約数の個数: 16

約数和(自身を含む): 1551962160

約数和(自身を除く): 831408378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 9237869, 18475738, 27713607, 55427214, 120092297, 240184594, 360276891, 720553782]

約数ペア:

[(1, 720553782), (2, 360276891), (3, 240184594), (6, 120092297), (13, 55427214), (26, 27713607), (39, 18475738), (78, 9237869)]