2015328105

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{913981}}^1$

素因数の和:914006

約数の個数: 36

約数和(自身を含む): 4063563972

約数和(自身を除く): 2048235867

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 913981, 2741943, 4569905, 6397867, 8225829, 13709715, 19193601, 31989335, 41129145, 44785069, 57580803, 95968005, 134355207, 223925345, 287904015, 403065621, 671776035, 2015328105]

約数ペア:

[(1, 2015328105), (3, 671776035), (5, 403065621), (7, 287904015), (9, 223925345), (15, 134355207), (21, 95968005), (35, 57580803), (45, 44785069), (49, 41129145), (63, 31989335), (105, 19193601), (147, 13709715), (245, 8225829), (315, 6397867), (441, 4569905), (735, 2741943), (2205, 913981)]