12664915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4027}}^1$

素因数の和:4086

約数の個数: 16

約数和(自身を含む): 16530912

約数和(自身を除く): 3865997

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 4027, 20135, 68459, 148999, 342295, 744995, 2532983, 12664915]

約数ペア:

[(1, 12664915), (5, 2532983), (17, 744995), (37, 342295), (85, 148999), (185, 68459), (629, 20135), (3145, 4027)]