28810155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10271}}^1$

素因数の和:10307

約数の個数: 32

約数和(自身を含む): 53250048

約数和(自身を除く): 24439893

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 10271, 30813, 51355, 112981, 154065, 174607, 338943, 523821, 564905, 873035, 1694715, 1920677, 2619105, 5762031, 9603385, 28810155]

約数ペア:

[(1, 28810155), (3, 9603385), (5, 5762031), (11, 2619105), (15, 1920677), (17, 1694715), (33, 873035), (51, 564905), (55, 523821), (85, 338943), (165, 174607), (187, 154065), (255, 112981), (561, 51355), (935, 30813), (2805, 10271)]