71888355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20747}}^1$

素因数の和:20776

約数の個数: 48

約数和(自身を含む): 155361024

約数和(自身を除く): 83472669

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 20747, 62241, 103735, 145229, 186723, 228217, 311205, 435687, 684651, 726145, 933615, 1141085, 1307061, 1597519, 2053953, 2178435, 3423255, 4792557, 6535305, 7987595, 10269765, 14377671, 23962785, 71888355]

約数ペア:

[(1, 71888355), (3, 23962785), (5, 14377671), (7, 10269765), (9, 7987595), (11, 6535305), (15, 4792557), (21, 3423255), (33, 2178435), (35, 2053953), (45, 1597519), (55, 1307061), (63, 1141085), (77, 933615), (99, 726145), (105, 684651), (165, 435687), (231, 311205), (315, 228217), (385, 186723), (495, 145229), (693, 103735), (1155, 62241), (3465, 20747)]