12986559

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 20042880

約数和(自身を除く): 7056321

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1459, 2967, 4377, 8901, 13131, 33557, 62737, 100671, 188211, 302013, 564633, 1442951, 4328853, 12986559]

約数ペア:

[(1, 12986559), (3, 4328853), (9, 1442951), (23, 564633), (43, 302013), (69, 188211), (129, 100671), (207, 62737), (387, 33557), (989, 13131), (1459, 8901), (2967, 4377)]