28209906

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 63011520

約数和(自身を除く): 34801614

約数列:

[1, 2, 3, 6, 9, 18, 59, 101, 118, 177, 202, 263, 303, 354, 526, 531, 606, 789, 909, 1062, 1578, 1818, 2367, 4734, 5959, 11918, 15517, 17877, 26563, 31034, 35754, 46551, 53126, 53631, 79689, 93102, 107262, 139653, 159378, 239067, 279306, 478134, 1567217, 3134434, 4701651, 9403302, 14104953, 28209906]

約数ペア:

[(1, 28209906), (2, 14104953), (3, 9403302), (6, 4701651), (9, 3134434), (18, 1567217), (59, 478134), (101, 279306), (118, 239067), (177, 159378), (202, 139653), (263, 107262), (303, 93102), (354, 79689), (526, 53631), (531, 53126), (606, 46551), (789, 35754), (909, 31034), (1062, 26563), (1578, 17877), (1818, 15517), (2367, 11918), (4734, 5959)]