13490125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{9811}}^1$

素因数の和:9837

約数の個数: 16

約数和(自身を含む): 18368064

約数和(自身を除く): 4877939

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 9811, 49055, 107921, 245275, 539605, 1226375, 2698025, 13490125]

約数ペア:

[(1, 13490125), (5, 2698025), (11, 1226375), (25, 539605), (55, 245275), (125, 107921), (275, 49055), (1375, 9811)]