2731522437

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{19699}}^1$

素因数の和:19814

約数の個数: 48

約数和(自身を含む): 4720435200

約数和(自身を除く): 1988912763

約数列:

[1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 639, 651, 1491, 1953, 2201, 4473, 6603, 15407, 19699, 19809, 46221, 59097, 137893, 138663, 177291, 413679, 610669, 1241037, 1398629, 1832007, 4195887, 4274683, 5496021, 9790403, 12587661, 12824049, 29371209, 38472147, 43357499, 88113627, 130072497, 303502493, 390217491, 910507479, 2731522437]

約数ペア:

[(1, 2731522437), (3, 910507479), (7, 390217491), (9, 303502493), (21, 130072497), (31, 88113627), (63, 43357499), (71, 38472147), (93, 29371209), (213, 12824049), (217, 12587661), (279, 9790403), (497, 5496021), (639, 4274683), (651, 4195887), (1491, 1832007), (1953, 1398629), (2201, 1241037), (4473, 610669), (6603, 413679), (15407, 177291), (19699, 138663), (19809, 137893), (46221, 59097)]