18306675

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 34586080

約数和(自身を除く): 16279405

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 555, 675, 733, 925, 999, 1665, 2199, 2775, 3665, 4995, 6597, 8325, 10995, 18325, 19791, 24975, 27121, 32985, 54975, 81363, 98955, 135605, 164925, 244089, 406815, 494775, 678025, 732267, 1220445, 2034075, 3661335, 6102225, 18306675]

約数ペア:

[(1, 18306675), (3, 6102225), (5, 3661335), (9, 2034075), (15, 1220445), (25, 732267), (27, 678025), (37, 494775), (45, 406815), (75, 244089), (111, 164925), (135, 135605), (185, 98955), (225, 81363), (333, 54975), (555, 32985), (675, 27121), (733, 24975), (925, 19791), (999, 18325), (1665, 10995), (2199, 8325), (2775, 6597), (3665, 4995)]