78721797

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{340787}}^1$

素因数の和:340808

約数の個数: 16

約数和(自身を含む): 130862592

約数和(自身を除く): 52140795

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 340787, 1022361, 2385509, 3748657, 7156527, 11245971, 26240599, 78721797]

約数ペア:

[(1, 78721797), (3, 26240599), (7, 11245971), (11, 7156527), (21, 3748657), (33, 2385509), (77, 1022361), (231, 340787)]