31218213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7481}}^1$

素因数の和:7604

約数の個数: 16

約数和(自身を含む): 45251136

約数和(自身を除く): 14032923

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 7481, 22443, 97253, 291759, 800467, 2401401, 10406071, 31218213]

約数ペア:

[(1, 31218213), (3, 10406071), (13, 2401401), (39, 800467), (107, 291759), (321, 97253), (1391, 22443), (4173, 7481)]