1399725

素因数分解:

$3^2\times 5^2\times {\mathrm{6221}}^1$

素因数の和:6237

約数の個数: 18

約数和(自身を含む): 2507466

約数和(自身を除く): 1107741

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 6221, 18663, 31105, 55989, 93315, 155525, 279945, 466575, 1399725]

約数ペア:

[(1, 1399725), (3, 466575), (5, 279945), (9, 155525), (15, 93315), (25, 55989), (45, 31105), (75, 18663), (225, 6221)]