12521223

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 23417856

約数和(自身を除く): 10896633

約数列:

[1, 3, 9, 11, 13, 23, 27, 33, 39, 47, 69, 81, 99, 117, 141, 143, 207, 253, 297, 299, 351, 423, 429, 517, 611, 621, 759, 891, 897, 1053, 1081, 1269, 1287, 1551, 1833, 1863, 2277, 2691, 3243, 3289, 3807, 3861, 4653, 5499, 6721, 6831, 8073, 9729, 9867, 11583, 11891, 13959, 14053, 16497, 20163, 20493, 24219, 29187, 29601, 35673, 41877, 42159, 49491, 60489, 87561, 88803, 107019, 126477, 154583, 181467, 266409, 321057, 379431, 463749, 544401, 963171, 1138293, 1391247, 4173741, 12521223]

約数ペア:

[(1, 12521223), (3, 4173741), (9, 1391247), (11, 1138293), (13, 963171), (23, 544401), (27, 463749), (33, 379431), (39, 321057), (47, 266409), (69, 181467), (81, 154583), (99, 126477), (117, 107019), (141, 88803), (143, 87561), (207, 60489), (253, 49491), (297, 42159), (299, 41877), (351, 35673), (423, 29601), (429, 29187), (517, 24219), (611, 20493), (621, 20163), (759, 16497), (891, 14053), (897, 13959), (1053, 11891), (1081, 11583), (1269, 9867), (1287, 9729), (1551, 8073), (1833, 6831), (1863, 6721), (2277, 5499), (2691, 4653), (3243, 3861), (3289, 3807)]