790155

素因数分解:

$3^4\times 5^1\times {\mathrm{1951}}^1$

素因数の和:1968

約数の個数: 20

約数和(自身を含む): 1417152

約数和(自身を除く): 626997

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1951, 5853, 9755, 17559, 29265, 52677, 87795, 158031, 263385, 790155]

約数ペア:

[(1, 790155), (3, 263385), (5, 158031), (9, 87795), (15, 52677), (27, 29265), (45, 17559), (81, 9755), (135, 5853), (405, 1951)]