1269837

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 20

約数和(自身を含む): 1935516

約数和(自身を除く): 665679

約数列:

[1, 3, 9, 27, 61, 81, 183, 257, 549, 771, 1647, 2313, 4941, 6939, 15677, 20817, 47031, 141093, 423279, 1269837]

約数ペア:

[(1, 1269837), (3, 423279), (9, 141093), (27, 47031), (61, 20817), (81, 15677), (183, 6939), (257, 4941), (549, 2313), (771, 1647)]