78561018

素因数分解:

$2^1\times 3^2\times {\mathrm{4364501}}^1$

素因数の和:4364509

約数の個数: 12

約数和(自身を含む): 170215578

約数和(自身を除く): 91654560

約数列:

[1, 2, 3, 6, 9, 18, 4364501, 8729002, 13093503, 26187006, 39280509, 78561018]

約数ペア:

[(1, 78561018), (2, 39280509), (3, 26187006), (6, 13093503), (9, 8729002), (18, 4364501)]