920205

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2$

素因数の和:59

約数の個数: 54

約数和(自身を含む): 1898442

約数和(自身を除く): 978237

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 121, 143, 165, 169, 195, 363, 429, 495, 507, 585, 605, 715, 845, 1089, 1287, 1521, 1573, 1815, 1859, 2145, 2535, 4719, 5445, 5577, 6435, 7605, 7865, 9295, 14157, 16731, 20449, 23595, 27885, 61347, 70785, 83655, 102245, 184041, 306735, 920205]

約数ペア:

[(1, 920205), (3, 306735), (5, 184041), (9, 102245), (11, 83655), (13, 70785), (15, 61347), (33, 27885), (39, 23595), (45, 20449), (55, 16731), (65, 14157), (99, 9295), (117, 7865), (121, 7605), (143, 6435), (165, 5577), (169, 5445), (195, 4719), (363, 2535), (429, 2145), (495, 1859), (507, 1815), (585, 1573), (605, 1521), (715, 1287), (845, 1089)]