28010529

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{5669}}^1$

素因数の和:5742

約数の個数: 20

約数和(自身を含む): 42536340

約数和(自身を除く): 14525811

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 5669, 17007, 51021, 153063, 345809, 459189, 1037427, 3112281, 9336843, 28010529]

約数ペア:

[(1, 28010529), (3, 9336843), (9, 3112281), (27, 1037427), (61, 459189), (81, 345809), (183, 153063), (549, 51021), (1647, 17007), (4941, 5669)]