49377447

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 89631360

約数和(自身を除く): 40253913

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 71, 83, 133, 147, 171, 213, 249, 399, 441, 497, 581, 639, 747, 931, 1197, 1349, 1491, 1577, 1743, 2793, 3479, 4047, 4067, 4473, 4731, 5229, 5893, 8379, 9443, 10437, 11039, 12141, 12201, 14193, 17679, 28329, 31311, 33117, 36603, 41251, 53037, 66101, 77273, 84987, 99351, 111967, 123753, 198303, 231819, 288757, 335901, 371259, 594909, 695457, 783769, 866271, 1007703, 2351307, 2598813, 5486383, 7053921, 16459149, 49377447]

約数ペア:

[(1, 49377447), (3, 16459149), (7, 7053921), (9, 5486383), (19, 2598813), (21, 2351307), (49, 1007703), (57, 866271), (63, 783769), (71, 695457), (83, 594909), (133, 371259), (147, 335901), (171, 288757), (213, 231819), (249, 198303), (399, 123753), (441, 111967), (497, 99351), (581, 84987), (639, 77273), (747, 66101), (931, 53037), (1197, 41251), (1349, 36603), (1491, 33117), (1577, 31311), (1743, 28329), (2793, 17679), (3479, 14193), (4047, 12201), (4067, 12141), (4473, 11039), (4731, 10437), (5229, 9443), (5893, 8379)]