90856689

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 161218560

約数和(自身を除く): 70361871

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 127, 133, 163, 209, 231, 381, 399, 489, 627, 889, 1141, 1397, 1463, 1793, 2413, 2667, 3097, 3423, 4191, 4389, 5379, 7239, 9291, 9779, 12551, 16891, 20701, 21679, 26543, 29337, 34067, 37653, 50673, 62103, 65037, 79629, 102201, 144907, 185801, 227711, 238469, 393319, 434721, 557403, 683133, 715407, 1179957, 1593977, 2753233, 4326509, 4781931, 8259699, 12979527, 30285563, 90856689]

約数ペア:

[(1, 90856689), (3, 30285563), (7, 12979527), (11, 8259699), (19, 4781931), (21, 4326509), (33, 2753233), (57, 1593977), (77, 1179957), (127, 715407), (133, 683133), (163, 557403), (209, 434721), (231, 393319), (381, 238469), (399, 227711), (489, 185801), (627, 144907), (889, 102201), (1141, 79629), (1397, 65037), (1463, 62103), (1793, 50673), (2413, 37653), (2667, 34067), (3097, 29337), (3423, 26543), (4191, 21679), (4389, 20701), (5379, 16891), (7239, 12551), (9291, 9779)]