13238415

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7951}}^1$

素因数の和:7999

約数の個数: 24

約数和(自身を含む): 23569728

約数和(自身を除く): 10331313

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 7951, 23853, 39755, 71559, 119265, 294187, 357795, 882561, 1470935, 2647683, 4412805, 13238415]

約数ペア:

[(1, 13238415), (3, 4412805), (5, 2647683), (9, 1470935), (15, 882561), (37, 357795), (45, 294187), (111, 119265), (185, 71559), (333, 39755), (555, 23853), (1665, 7951)]