311616227

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 348909264

約数和(自身を除く): 37293037

約数列:

[1, 13, 43, 137, 169, 313, 559, 1781, 4069, 5891, 7267, 13459, 23153, 42881, 52897, 76583, 174967, 557453, 995579, 1843883, 2274571, 7246889, 23970479, 311616227]

約数ペア:

[(1, 311616227), (13, 23970479), (43, 7246889), (137, 2274571), (169, 1843883), (313, 995579), (559, 557453), (1781, 174967), (4069, 76583), (5891, 52897), (7267, 42881), (13459, 23153)]