13773015

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 23962848

約数和(自身を除く): 10189833

約数列:

[1, 3, 5, 9, 15, 45, 421, 727, 1263, 2105, 2181, 3635, 3789, 6315, 6543, 10905, 18945, 32715, 306067, 918201, 1530335, 2754603, 4591005, 13773015]

約数ペア:

[(1, 13773015), (3, 4591005), (5, 2754603), (9, 1530335), (15, 918201), (45, 306067), (421, 32715), (727, 18945), (1263, 10905), (2105, 6543), (2181, 6315), (3635, 3789)]