517188189

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 900910080

約数和(自身を除く): 383721891

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 83, 97, 133, 147, 161, 249, 291, 399, 437, 483, 581, 679, 931, 1127, 1311, 1577, 1743, 1843, 1909, 2037, 2231, 2793, 3059, 3381, 4067, 4731, 4753, 5529, 5727, 6693, 8051, 9177, 11039, 12201, 12901, 13363, 14259, 15617, 21413, 24153, 33117, 36271, 38703, 40089, 42389, 46851, 56357, 64239, 77273, 90307, 93541, 108813, 109319, 127167, 152969, 169071, 185173, 231819, 253897, 270921, 280623, 296723, 327957, 394499, 458907, 555519, 761691, 890169, 1070783, 1183497, 1296211, 1777279, 2077061, 3212349, 3518287, 3888633, 5331837, 6231183, 7495481, 9073477, 10554861, 22486443, 24628009, 27220431, 73884027, 172396063, 517188189]

約数ペア:

[(1, 517188189), (3, 172396063), (7, 73884027), (19, 27220431), (21, 24628009), (23, 22486443), (49, 10554861), (57, 9073477), (69, 7495481), (83, 6231183), (97, 5331837), (133, 3888633), (147, 3518287), (161, 3212349), (249, 2077061), (291, 1777279), (399, 1296211), (437, 1183497), (483, 1070783), (581, 890169), (679, 761691), (931, 555519), (1127, 458907), (1311, 394499), (1577, 327957), (1743, 296723), (1843, 280623), (1909, 270921), (2037, 253897), (2231, 231819), (2793, 185173), (3059, 169071), (3381, 152969), (4067, 127167), (4731, 109319), (4753, 108813), (5529, 93541), (5727, 90307), (6693, 77273), (8051, 64239), (9177, 56357), (11039, 46851), (12201, 42389), (12901, 40089), (13363, 38703), (14259, 36271), (15617, 33117), (21413, 24153)]