490626801

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 876249088

約数和(自身を除く): 385622287

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 103, 189, 217, 271, 279, 309, 567, 651, 721, 813, 837, 927, 1897, 1953, 2163, 2439, 2511, 2781, 3193, 5691, 5859, 6489, 7317, 8343, 8401, 9579, 17073, 17577, 19467, 21951, 22351, 25203, 27913, 28737, 51219, 58401, 58807, 67053, 75609, 83739, 86211, 153657, 176421, 195391, 201159, 226827, 251217, 258633, 529263, 586173, 603477, 680481, 753651, 865303, 1587789, 1758519, 1810431, 2260953, 2595909, 4763367, 5275557, 6057121, 7787727, 15826671, 18171363, 23363181, 54514089, 70089543, 163542267, 490626801]

約数ペア:

[(1, 490626801), (3, 163542267), (7, 70089543), (9, 54514089), (21, 23363181), (27, 18171363), (31, 15826671), (63, 7787727), (81, 6057121), (93, 5275557), (103, 4763367), (189, 2595909), (217, 2260953), (271, 1810431), (279, 1758519), (309, 1587789), (567, 865303), (651, 753651), (721, 680481), (813, 603477), (837, 586173), (927, 529263), (1897, 258633), (1953, 251217), (2163, 226827), (2439, 201159), (2511, 195391), (2781, 176421), (3193, 153657), (5691, 86211), (5859, 83739), (6489, 75609), (7317, 67053), (8343, 58807), (8401, 58401), (9579, 51219), (17073, 28737), (17577, 27913), (19467, 25203), (21951, 22351)]