168644905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1583}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 239500800

約数和(自身を除く): 70855895

約数列:

[1, 5, 11, 13, 55, 65, 143, 149, 715, 745, 1583, 1639, 1937, 7915, 8195, 9685, 17413, 20579, 21307, 87065, 102895, 106535, 226369, 235867, 1131845, 1179335, 2594537, 3066271, 12972685, 15331355, 33728981, 168644905]

約数ペア:

[(1, 168644905), (5, 33728981), (11, 15331355), (13, 12972685), (55, 3066271), (65, 2594537), (143, 1179335), (149, 1131845), (715, 235867), (745, 226369), (1583, 106535), (1639, 102895), (1937, 87065), (7915, 21307), (8195, 20579), (9685, 17413)]