40363839

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{2609}}^1$

素因数の和:2812

約数の個数: 20

約数和(自身を含む): 60635520

約数和(自身を除く): 20271681

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 2609, 5157, 7827, 15471, 23481, 70443, 211329, 498319, 1494957, 4484871, 13454613, 40363839]

約数ペア:

[(1, 40363839), (3, 13454613), (9, 4484871), (27, 1494957), (81, 498319), (191, 211329), (573, 70443), (1719, 23481), (2609, 15471), (5157, 7827)]