71712459

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 112

約数和(自身を含む): 141023232

約数和(自身を除く): 69310773

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 47, 63, 69, 81, 91, 117, 141, 161, 189, 207, 243, 273, 299, 329, 351, 423, 483, 567, 611, 621, 729, 819, 897, 987, 1053, 1081, 1269, 1449, 1701, 1833, 1863, 2093, 2457, 2691, 2961, 3159, 3243, 3807, 4277, 4347, 5103, 5499, 5589, 6279, 7371, 7567, 8073, 8883, 9477, 9729, 11421, 12831, 13041, 14053, 16497, 16767, 18837, 22113, 22701, 24219, 26649, 29187, 34263, 38493, 39123, 42159, 49491, 56511, 66339, 68103, 72657, 79947, 87561, 98371, 115479, 117369, 126477, 148473, 169533, 204309, 217971, 239841, 262683, 295113, 346437, 379431, 445419, 508599, 612927, 788049, 885339, 1039311, 1138293, 1525797, 1838781, 2656017, 3117933, 3414879, 5516343, 7968051, 10244637, 23904153, 71712459]

約数ペア:

[(1, 71712459), (3, 23904153), (7, 10244637), (9, 7968051), (13, 5516343), (21, 3414879), (23, 3117933), (27, 2656017), (39, 1838781), (47, 1525797), (63, 1138293), (69, 1039311), (81, 885339), (91, 788049), (117, 612927), (141, 508599), (161, 445419), (189, 379431), (207, 346437), (243, 295113), (273, 262683), (299, 239841), (329, 217971), (351, 204309), (423, 169533), (483, 148473), (567, 126477), (611, 117369), (621, 115479), (729, 98371), (819, 87561), (897, 79947), (987, 72657), (1053, 68103), (1081, 66339), (1269, 56511), (1449, 49491), (1701, 42159), (1833, 39123), (1863, 38493), (2093, 34263), (2457, 29187), (2691, 26649), (2961, 24219), (3159, 22701), (3243, 22113), (3807, 18837), (4277, 16767), (4347, 16497), (5103, 14053), (5499, 13041), (5589, 12831), (6279, 11421), (7371, 9729), (7567, 9477), (8073, 8883)]