71197731

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:118

約数の個数: 96

約数和(自身を含む): 129382400

約数和(自身を除く): 58184669

約数列:

[1, 3, 9, 11, 19, 27, 31, 33, 37, 57, 93, 99, 111, 121, 171, 209, 279, 297, 333, 341, 363, 407, 513, 589, 627, 703, 837, 999, 1023, 1089, 1147, 1221, 1767, 1881, 2109, 2299, 3069, 3267, 3441, 3663, 3751, 4477, 5301, 5643, 6327, 6479, 6897, 7733, 9207, 10323, 10989, 11253, 12617, 13431, 15903, 18981, 19437, 20691, 21793, 23199, 30969, 33759, 37851, 40293, 58311, 62073, 65379, 69597, 71269, 85063, 101277, 113553, 120879, 138787, 174933, 196137, 208791, 213807, 239723, 255189, 340659, 416361, 588411, 641421, 719169, 765567, 1249083, 1924263, 2157507, 2296701, 2636953, 3747249, 6472521, 7910859, 23732577, 71197731]

約数ペア:

[(1, 71197731), (3, 23732577), (9, 7910859), (11, 6472521), (19, 3747249), (27, 2636953), (31, 2296701), (33, 2157507), (37, 1924263), (57, 1249083), (93, 765567), (99, 719169), (111, 641421), (121, 588411), (171, 416361), (209, 340659), (279, 255189), (297, 239723), (333, 213807), (341, 208791), (363, 196137), (407, 174933), (513, 138787), (589, 120879), (627, 113553), (703, 101277), (837, 85063), (999, 71269), (1023, 69597), (1089, 65379), (1147, 62073), (1221, 58311), (1767, 40293), (1881, 37851), (2109, 33759), (2299, 30969), (3069, 23199), (3267, 21793), (3441, 20691), (3663, 19437), (3751, 18981), (4477, 15903), (5301, 13431), (5643, 12617), (6327, 11253), (6479, 10989), (6897, 10323), (7733, 9207)]