225857515

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{1951}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 295774848

約数和(自身を除く): 69917333

約数列:

[1, 5, 13, 65, 137, 169, 685, 845, 1781, 1951, 8905, 9755, 23153, 25363, 115765, 126815, 267287, 329719, 1336435, 1648595, 3474731, 17373655, 45171503, 225857515]

約数ペア:

[(1, 225857515), (5, 45171503), (13, 17373655), (65, 3474731), (137, 1648595), (169, 1336435), (685, 329719), (845, 267287), (1781, 126815), (1951, 115765), (8905, 25363), (9755, 23153)]