61907085

素因数分解:

$3^4\times 5^1\times {\mathrm{152857}}^1$

素因数の和:152874

約数の個数: 20

約数和(自身を含む): 110974908

約数和(自身を除く): 49067823

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 152857, 458571, 764285, 1375713, 2292855, 4127139, 6878565, 12381417, 20635695, 61907085]

約数ペア:

[(1, 61907085), (3, 20635695), (5, 12381417), (9, 6878565), (15, 4127139), (27, 2292855), (45, 1375713), (81, 764285), (135, 458571), (405, 152857)]