31675869

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 48859200

約数和(自身を除く): 17183331

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 2609, 4047, 7827, 12141, 23481, 49571, 148713, 185239, 446139, 555717, 1667151, 3519541, 10558623, 31675869]

約数ペア:

[(1, 31675869), (3, 10558623), (9, 3519541), (19, 1667151), (57, 555717), (71, 446139), (171, 185239), (213, 148713), (639, 49571), (1349, 23481), (2609, 12141), (4047, 7827)]