39444665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^2$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 55142892

約数和(自身を除く): 15698227

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 361, 533, 779, 1235, 1681, 1805, 2665, 3895, 4693, 8405, 10127, 14801, 21853, 23465, 31939, 50635, 74005, 109265, 159695, 192413, 415207, 606841, 962065, 2076035, 3034205, 7888933, 39444665]

約数ペア:

[(1, 39444665), (5, 7888933), (13, 3034205), (19, 2076035), (41, 962065), (65, 606841), (95, 415207), (205, 192413), (247, 159695), (361, 109265), (533, 74005), (779, 50635), (1235, 31939), (1681, 23465), (1805, 21853), (2665, 14801), (3895, 10127), (4693, 8405)]