4381335

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1987}}^1$

素因数の和:2012

約数の個数: 36

約数和(自身を含む): 8838648

約数和(自身を除く): 4457313

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1987, 2205, 5961, 9935, 13909, 17883, 29805, 41727, 69545, 89415, 97363, 125181, 208635, 292089, 486815, 625905, 876267, 1460445, 4381335]

約数ペア:

[(1, 4381335), (3, 1460445), (5, 876267), (7, 625905), (9, 486815), (15, 292089), (21, 208635), (35, 125181), (45, 97363), (49, 89415), (63, 69545), (105, 41727), (147, 29805), (245, 17883), (315, 13909), (441, 9935), (735, 5961), (1987, 2205)]