1180899

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 20

約数和(自身を含む): 1800480

約数和(自身を除く): 619581

約数列:

[1, 3, 9, 27, 61, 81, 183, 239, 549, 717, 1647, 2151, 4941, 6453, 14579, 19359, 43737, 131211, 393633, 1180899]

約数ペア:

[(1, 1180899), (3, 393633), (9, 131211), (27, 43737), (61, 19359), (81, 14579), (183, 6453), (239, 4941), (549, 2151), (717, 1647)]