813303985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{2647}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 1094365440

約数和(自身を除く): 281061455

約数列:

[1, 5, 13, 29, 65, 145, 163, 377, 815, 1885, 2119, 2647, 4727, 10595, 13235, 23635, 34411, 61451, 76763, 172055, 307255, 383815, 431461, 997919, 2157305, 4989595, 5608993, 12512369, 28044965, 62561845, 162660797, 813303985]

約数ペア:

[(1, 813303985), (5, 162660797), (13, 62561845), (29, 28044965), (65, 12512369), (145, 5608993), (163, 4989595), (377, 2157305), (815, 997919), (1885, 431461), (2119, 383815), (2647, 307255), (4727, 172055), (10595, 76763), (13235, 61451), (23635, 34411)]