1645215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 3162240

約数和(自身を除く): 1517025

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 59, 65, 143, 165, 169, 177, 195, 295, 429, 507, 649, 715, 767, 845, 885, 1859, 1947, 2145, 2301, 2535, 3245, 3835, 5577, 8437, 9295, 9735, 9971, 11505, 25311, 27885, 29913, 42185, 49855, 109681, 126555, 149565, 329043, 548405, 1645215]

約数ペア:

[(1, 1645215), (3, 548405), (5, 329043), (11, 149565), (13, 126555), (15, 109681), (33, 49855), (39, 42185), (55, 29913), (59, 27885), (65, 25311), (143, 11505), (165, 9971), (169, 9735), (177, 9295), (195, 8437), (295, 5577), (429, 3835), (507, 3245), (649, 2535), (715, 2301), (767, 2145), (845, 1947), (885, 1859)]