16809507

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 29379168

約数和(自身を除く): 12569661

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 353, 407, 429, 481, 1059, 1221, 1287, 1443, 3177, 3663, 3883, 4329, 4589, 5291, 11649, 13061, 13767, 15873, 34947, 39183, 41301, 47619, 50479, 117549, 143671, 151437, 169793, 431013, 454311, 509379, 1293039, 1528137, 1867723, 5603169, 16809507]

約数ペア:

[(1, 16809507), (3, 5603169), (9, 1867723), (11, 1528137), (13, 1293039), (33, 509379), (37, 454311), (39, 431013), (99, 169793), (111, 151437), (117, 143671), (143, 117549), (333, 50479), (353, 47619), (407, 41301), (429, 39183), (481, 34947), (1059, 15873), (1221, 13767), (1287, 13061), (1443, 11649), (3177, 5291), (3663, 4589), (3883, 4329)]