25491135

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 42194880

約数和(自身を除く): 16703745

約数列:

[1, 3, 5, 15, 41, 123, 181, 205, 229, 543, 615, 687, 905, 1145, 2715, 3435, 7421, 9389, 22263, 28167, 37105, 41449, 46945, 111315, 124347, 140835, 207245, 621735, 1699409, 5098227, 8497045, 25491135]

約数ペア:

[(1, 25491135), (3, 8497045), (5, 5098227), (15, 1699409), (41, 621735), (123, 207245), (181, 140835), (205, 124347), (229, 111315), (543, 46945), (615, 41449), (687, 37105), (905, 28167), (1145, 22263), (2715, 9389), (3435, 7421)]