90903258

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2029}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 209008800

約数和(自身を除く): 118105542

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 786, 1179, 2029, 2358, 2489, 4058, 4978, 6087, 7467, 12174, 14934, 18261, 22401, 36522, 38551, 44802, 77102, 115653, 231306, 265799, 346959, 531598, 693918, 797397, 1594794, 2392191, 4784382, 5050181, 10100362, 15150543, 30301086, 45451629, 90903258]

約数ペア:

[(1, 90903258), (2, 45451629), (3, 30301086), (6, 15150543), (9, 10100362), (18, 5050181), (19, 4784382), (38, 2392191), (57, 1594794), (114, 797397), (131, 693918), (171, 531598), (262, 346959), (342, 265799), (393, 231306), (786, 115653), (1179, 77102), (2029, 44802), (2358, 38551), (2489, 36522), (4058, 22401), (4978, 18261), (6087, 14934), (7467, 12174)]