201878430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{517637}}^1$

素因数の和:517660

約数の個数: 32

約数和(自身を含む): 521779104

約数和(自身を除く): 319900674

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 517637, 1035274, 1552911, 2588185, 3105822, 5176370, 6729281, 7764555, 13458562, 15529110, 20187843, 33646405, 40375686, 67292810, 100939215, 201878430]

約数ペア:

[(1, 201878430), (2, 100939215), (3, 67292810), (5, 40375686), (6, 33646405), (10, 20187843), (13, 15529110), (15, 13458562), (26, 7764555), (30, 6729281), (39, 5176370), (65, 3105822), (78, 2588185), (130, 1552911), (195, 1035274), (390, 517637)]