1397475

素因数分解:

$3^2\times 5^2\times {\mathrm{6211}}^1$

素因数の和:6227

約数の個数: 18

約数和(自身を含む): 2503436

約数和(自身を除く): 1105961

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 6211, 18633, 31055, 55899, 93165, 155275, 279495, 465825, 1397475]

約数ペア:

[(1, 1397475), (3, 465825), (5, 279495), (9, 155275), (15, 93165), (25, 55899), (45, 31055), (75, 18633), (225, 6211)]