12501639

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 19671600

約数和(自身を除く): 7169961

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 2521, 4959, 7563, 22689, 47899, 73109, 143697, 219327, 431091, 657981, 1389071, 4167213, 12501639]

約数ペア:

[(1, 12501639), (3, 4167213), (9, 1389071), (19, 657981), (29, 431091), (57, 219327), (87, 143697), (171, 73109), (261, 47899), (551, 22689), (1653, 7563), (2521, 4959)]