128886075

素因数分解:

$3^2\times 5^2\times {\mathrm{572827}}^1$

素因数の和:572843

約数の個数: 18

約数和(自身を含む): 230849684

約数和(自身を除く): 101963609

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 572827, 1718481, 2864135, 5155443, 8592405, 14320675, 25777215, 42962025, 128886075]

約数ペア:

[(1, 128886075), (3, 42962025), (5, 25777215), (9, 14320675), (15, 8592405), (25, 5155443), (45, 2864135), (75, 1718481), (225, 572827)]