12387501

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 21805056

約数和(自身を除く): 9417555

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 83, 103, 161, 207, 249, 309, 483, 581, 721, 747, 927, 1449, 1743, 1909, 2163, 2369, 5229, 5727, 6489, 7107, 8549, 13363, 16583, 17181, 21321, 25647, 40089, 49749, 59843, 76941, 120267, 149247, 179529, 196627, 538587, 589881, 1376389, 1769643, 4129167, 12387501]

約数ペア:

[(1, 12387501), (3, 4129167), (7, 1769643), (9, 1376389), (21, 589881), (23, 538587), (63, 196627), (69, 179529), (83, 149247), (103, 120267), (161, 76941), (207, 59843), (249, 49749), (309, 40089), (483, 25647), (581, 21321), (721, 17181), (747, 16583), (927, 13363), (1449, 8549), (1743, 7107), (1909, 6489), (2163, 5727), (2369, 5229)]