65872989

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 123327360

約数和(自身を除く): 57454371

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 169, 207, 269, 273, 299, 483, 507, 807, 819, 897, 1183, 1449, 1521, 1883, 2093, 2421, 2691, 3497, 3549, 3887, 5649, 6187, 6279, 10491, 10647, 11661, 16947, 18561, 18837, 24479, 27209, 31473, 34983, 43309, 45461, 55683, 73437, 80431, 81627, 129927, 136383, 220311, 241293, 244881, 318227, 389781, 409149, 563017, 723879, 954681, 1045603, 1689051, 2864043, 3136809, 5067153, 7319221, 9410427, 21957663, 65872989]

約数ペア:

[(1, 65872989), (3, 21957663), (7, 9410427), (9, 7319221), (13, 5067153), (21, 3136809), (23, 2864043), (39, 1689051), (63, 1045603), (69, 954681), (91, 723879), (117, 563017), (161, 409149), (169, 389781), (207, 318227), (269, 244881), (273, 241293), (299, 220311), (483, 136383), (507, 129927), (807, 81627), (819, 80431), (897, 73437), (1183, 55683), (1449, 45461), (1521, 43309), (1883, 34983), (2093, 31473), (2421, 27209), (2691, 24479), (3497, 18837), (3549, 18561), (3887, 16947), (5649, 11661), (6187, 10647), (6279, 10491)]