3780105

素因数分解:

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

素因数の和:198

約数の個数: 48

約数和(自身を含む): 7277760

約数和(自身を除く): 3497655

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, 1813, 2085, 2919, 3885, 4865, 5143, 5439, 6811, 9065, 14595, 15429, 20433, 25715, 27195, 34055, 36001, 77145, 102165, 108003, 180005, 252007, 540015, 756021, 1260035, 3780105]

約数ペア:

[(1, 3780105), (3, 1260035), (5, 756021), (7, 540015), (15, 252007), (21, 180005), (35, 108003), (37, 102165), (49, 77145), (105, 36001), (111, 34055), (139, 27195), (147, 25715), (185, 20433), (245, 15429), (259, 14595), (417, 9065), (555, 6811), (695, 5439), (735, 5143), (777, 4865), (973, 3885), (1295, 2919), (1813, 2085)]