231877295

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{2003}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 303654096

約数和(自身を除く): 71776801

約数列:

[1, 5, 13, 65, 137, 169, 685, 845, 1781, 2003, 8905, 10015, 23153, 26039, 115765, 130195, 274411, 338507, 1372055, 1692535, 3567343, 17836715, 46375459, 231877295]

約数ペア:

[(1, 231877295), (5, 46375459), (13, 17836715), (65, 3567343), (137, 1692535), (169, 1372055), (685, 338507), (845, 274411), (1781, 130195), (2003, 115765), (8905, 26039), (10015, 23153)]