15040155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 27669600

約数和(自身を除く): 12629445

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 349, 507, 663, 845, 1047, 1105, 1745, 2535, 2873, 3315, 4537, 5235, 5933, 8619, 13611, 14365, 17799, 22685, 29665, 43095, 58981, 68055, 77129, 88995, 176943, 231387, 294905, 385645, 884715, 1002677, 1156935, 3008031, 5013385, 15040155]

約数ペア:

[(1, 15040155), (3, 5013385), (5, 3008031), (13, 1156935), (15, 1002677), (17, 884715), (39, 385645), (51, 294905), (65, 231387), (85, 176943), (169, 88995), (195, 77129), (221, 68055), (255, 58981), (349, 43095), (507, 29665), (663, 22685), (845, 17799), (1047, 14365), (1105, 13611), (1745, 8619), (2535, 5933), (2873, 5235), (3315, 4537)]