12540891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10271}}^1$

素因数の和:10322

約数の個数: 16

約数和(自身を含む): 18736128

約数和(自身を除く): 6195237

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 10271, 30813, 112981, 338943, 380027, 1140081, 4180297, 12540891]

約数ペア:

[(1, 12540891), (3, 4180297), (11, 1140081), (33, 380027), (37, 338943), (111, 112981), (407, 30813), (1221, 10271)]