12219207

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 22065408

約数和(自身を除く): 9846201

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 169, 231, 273, 313, 429, 507, 939, 1001, 1183, 1859, 2191, 3003, 3443, 3549, 4069, 5577, 6573, 10329, 12207, 13013, 24101, 28483, 39039, 44759, 52897, 72303, 85449, 134277, 158691, 313313, 370279, 581867, 939939, 1110837, 1745601, 4073069, 12219207]

約数ペア:

[(1, 12219207), (3, 4073069), (7, 1745601), (11, 1110837), (13, 939939), (21, 581867), (33, 370279), (39, 313313), (77, 158691), (91, 134277), (143, 85449), (169, 72303), (231, 52897), (273, 44759), (313, 39039), (429, 28483), (507, 24101), (939, 13013), (1001, 12207), (1183, 10329), (1859, 6573), (2191, 5577), (3003, 4069), (3443, 3549)]