18047601

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 31536960

約数和(自身を除く): 13489359

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 379, 407, 429, 481, 1137, 1221, 1287, 1443, 3411, 3663, 4169, 4329, 4927, 5291, 12507, 14023, 14781, 15873, 37521, 42069, 44343, 47619, 54197, 126207, 154253, 162591, 182299, 462759, 487773, 546897, 1388277, 1640691, 2005289, 6015867, 18047601]

約数ペア:

[(1, 18047601), (3, 6015867), (9, 2005289), (11, 1640691), (13, 1388277), (33, 546897), (37, 487773), (39, 462759), (99, 182299), (111, 162591), (117, 154253), (143, 126207), (333, 54197), (379, 47619), (407, 44343), (429, 42069), (481, 37521), (1137, 15873), (1221, 14781), (1287, 14023), (1443, 12507), (3411, 5291), (3663, 4927), (4169, 4329)]