139863885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 269468640

約数和(自身を除く): 129604755

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 105, 111, 139, 147, 185, 245, 259, 417, 555, 695, 735, 777, 973, 1295, 1369, 1813, 2085, 2919, 3885, 4107, 4865, 5143, 5439, 6811, 6845, 9065, 9583, 14595, 15429, 20433, 20535, 25715, 27195, 28749, 34055, 36001, 47915, 67081, 77145, 102165, 108003, 143745, 180005, 190291, 201243, 252007, 335405, 540015, 570873, 756021, 951455, 1006215, 1260035, 1332037, 2854365, 3780105, 3996111, 6660185, 9324259, 19980555, 27972777, 46621295, 139863885]

約数ペア:

[(1, 139863885), (3, 46621295), (5, 27972777), (7, 19980555), (15, 9324259), (21, 6660185), (35, 3996111), (37, 3780105), (49, 2854365), (105, 1332037), (111, 1260035), (139, 1006215), (147, 951455), (185, 756021), (245, 570873), (259, 540015), (417, 335405), (555, 252007), (695, 201243), (735, 190291), (777, 180005), (973, 143745), (1295, 108003), (1369, 102165), (1813, 77145), (2085, 67081), (2919, 47915), (3885, 36001), (4107, 34055), (4865, 28749), (5143, 27195), (5439, 25715), (6811, 20535), (6845, 20433), (9065, 15429), (9583, 14595)]