18330075

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2044

約数の個数: 36

約数和(自身を含む): 33648888

約数和(自身を除く): 15318813

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 1987, 3075, 5961, 9225, 9935, 17883, 29805, 49675, 81467, 89415, 149025, 244401, 407335, 447075, 733203, 1222005, 2036675, 3666015, 6110025, 18330075]

約数ペア:

[(1, 18330075), (3, 6110025), (5, 3666015), (9, 2036675), (15, 1222005), (25, 733203), (41, 447075), (45, 407335), (75, 244401), (123, 149025), (205, 89415), (225, 81467), (369, 49675), (615, 29805), (1025, 17883), (1845, 9935), (1987, 9225), (3075, 5961)]