31282372161

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{21481}}^1$

素因数の和:21654

約数の個数: 48

約数和(自身を含む): 47774593152

約数和(自身を除く): 16492220991

約数列:

[1, 3, 9, 43, 53, 71, 129, 159, 213, 387, 477, 639, 2279, 3053, 3763, 6837, 9159, 11289, 20511, 21481, 27477, 33867, 64443, 161809, 193329, 485427, 923683, 1138493, 1456281, 1525151, 2771049, 3415479, 4575453, 8313147, 10246437, 13726359, 48955199, 65581493, 80833003, 146865597, 196744479, 242499009, 440596791, 590233437, 727497027, 3475819129, 10427457387, 31282372161]

約数ペア:

[(1, 31282372161), (3, 10427457387), (9, 3475819129), (43, 727497027), (53, 590233437), (71, 440596791), (129, 242499009), (159, 196744479), (213, 146865597), (387, 80833003), (477, 65581493), (639, 48955199), (2279, 13726359), (3053, 10246437), (3763, 8313147), (6837, 4575453), (9159, 3415479), (11289, 2771049), (20511, 1525151), (21481, 1456281), (27477, 1138493), (33867, 923683), (64443, 485427), (161809, 193329)]