12944529

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 21954240

約数和(自身を除く): 9009711

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 647, 741, 1053, 1539, 1941, 2223, 5823, 6669, 8411, 12293, 17469, 20007, 25233, 36879, 52407, 75699, 110637, 159809, 227097, 331911, 479427, 681291, 995733, 1438281, 4314843, 12944529]

約数ペア:

[(1, 12944529), (3, 4314843), (9, 1438281), (13, 995733), (19, 681291), (27, 479427), (39, 331911), (57, 227097), (81, 159809), (117, 110637), (171, 75699), (247, 52407), (351, 36879), (513, 25233), (647, 20007), (741, 17469), (1053, 12293), (1539, 8411), (1941, 6669), (2223, 5823)]