56780055

素因数分解:

$3^3\times 5^1\times {\mathrm{420593}}^1$

素因数の和:420607

約数の個数: 16

約数和(自身を含む): 100942560

約数和(自身を除く): 44162505

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 420593, 1261779, 2102965, 3785337, 6308895, 11356011, 18926685, 56780055]

約数ペア:

[(1, 56780055), (3, 18926685), (5, 11356011), (9, 6308895), (15, 3785337), (27, 2102965), (45, 1261779), (135, 420593)]