81862157

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 98794080

約数和(自身を除く): 16931923

約数列:

[1, 13, 17, 29, 53, 221, 241, 377, 493, 689, 901, 1537, 3133, 4097, 6409, 6989, 11713, 12773, 19981, 26129, 53261, 90857, 118813, 166049, 217141, 339677, 370417, 1544569, 2822833, 4815421, 6297089, 81862157]

約数ペア:

[(1, 81862157), (13, 6297089), (17, 4815421), (29, 2822833), (53, 1544569), (221, 370417), (241, 339677), (377, 217141), (493, 166049), (689, 118813), (901, 90857), (1537, 53261), (3133, 26129), (4097, 19981), (6409, 12773), (6989, 11713)]