1309294376

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{6967}}^1$

素因数の和:7138

約数の個数: 48

約数和(自身を含む): 2677802400

約数和(自身を除く): 1368508024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 169, 278, 338, 556, 676, 1112, 1352, 1807, 3614, 6967, 7228, 13934, 14456, 23491, 27868, 46982, 55736, 90571, 93964, 181142, 187928, 362284, 724568, 968413, 1177423, 1936826, 2354846, 3873652, 4709692, 7747304, 9419384, 12589369, 25178738, 50357476, 100714952, 163661797, 327323594, 654647188, 1309294376]

約数ペア:

[(1, 1309294376), (2, 654647188), (4, 327323594), (8, 163661797), (13, 100714952), (26, 50357476), (52, 25178738), (104, 12589369), (139, 9419384), (169, 7747304), (278, 4709692), (338, 3873652), (556, 2354846), (676, 1936826), (1112, 1177423), (1352, 968413), (1807, 724568), (3614, 362284), (6967, 187928), (7228, 181142), (13934, 93964), (14456, 90571), (23491, 55736), (27868, 46982)]