31261869

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{3607}}^1$

素因数の和:3726

約数の個数: 20

約数和(自身を含む): 47149344

約数和(自身を除く): 15887475

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 3607, 8667, 10821, 32463, 97389, 292167, 385949, 1157847, 3473541, 10420623, 31261869]

約数ペア:

[(1, 31261869), (3, 10420623), (9, 3473541), (27, 1157847), (81, 385949), (107, 292167), (321, 97389), (963, 32463), (2889, 10821), (3607, 8667)]