78825761

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{3041}}^1$

素因数の和:3101

約数の個数: 18

約数和(自身を含む): 95886882

約数和(自身を除く): 17061121

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3041, 3703, 21287, 25921, 69943, 149009, 489601, 1608689, 3427207, 11260823, 78825761]

約数ペア:

[(1, 78825761), (7, 11260823), (23, 3427207), (49, 1608689), (161, 489601), (529, 149009), (1127, 69943), (3041, 25921), (3703, 21287)]