55512639

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 105067872

約数和(自身を除く): 49555233

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 49, 63, 69, 91, 117, 147, 161, 207, 273, 299, 421, 441, 483, 637, 819, 897, 1127, 1263, 1449, 1911, 2093, 2691, 2947, 3381, 3789, 5473, 5733, 6279, 8841, 9683, 10143, 14651, 16419, 18837, 20629, 26523, 29049, 38311, 43953, 49257, 61887, 67781, 87147, 114933, 125879, 131859, 185661, 203343, 268177, 344799, 377637, 474467, 610029, 804531, 881153, 1132911, 1423401, 2413593, 2643459, 4270203, 6168071, 7930377, 18504213, 55512639]

約数ペア:

[(1, 55512639), (3, 18504213), (7, 7930377), (9, 6168071), (13, 4270203), (21, 2643459), (23, 2413593), (39, 1423401), (49, 1132911), (63, 881153), (69, 804531), (91, 610029), (117, 474467), (147, 377637), (161, 344799), (207, 268177), (273, 203343), (299, 185661), (421, 131859), (441, 125879), (483, 114933), (637, 87147), (819, 67781), (897, 61887), (1127, 49257), (1263, 43953), (1449, 38311), (1911, 29049), (2093, 26523), (2691, 20629), (2947, 18837), (3381, 16419), (3789, 14651), (5473, 10143), (5733, 9683), (6279, 8841)]