77421879

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{40387}}^1$

素因数の和:40467

約数の個数: 16

約数和(自身を含む): 116317440

約数和(自身を除く): 38895561

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 40387, 121161, 363483, 1090449, 2867477, 8602431, 25807293, 77421879]

約数ペア:

[(1, 77421879), (3, 25807293), (9, 8602431), (27, 2867477), (71, 1090449), (213, 363483), (639, 121161), (1917, 40387)]