15121687

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1531}}^1$

素因数の和:1638

約数の個数: 16

約数和(自身を含む): 18531072

約数和(自身を除く): 3409385

約数列:

[1, 7, 17, 83, 119, 581, 1411, 1531, 9877, 10717, 26027, 127073, 182189, 889511, 2160241, 15121687]

約数ペア:

[(1, 15121687), (7, 2160241), (17, 889511), (83, 182189), (119, 127073), (581, 26027), (1411, 10717), (1531, 9877)]