12280905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 26208000

約数和(自身を除く): 13927095

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 2999, 4095, 8997, 14995, 20993, 26991, 38987, 44985, 62979, 104965, 116961, 134955, 188937, 194935, 272909, 314895, 350883, 584805, 818727, 944685, 1364545, 1754415, 2456181, 4093635, 12280905]

約数ペア:

[(1, 12280905), (3, 4093635), (5, 2456181), (7, 1754415), (9, 1364545), (13, 944685), (15, 818727), (21, 584805), (35, 350883), (39, 314895), (45, 272909), (63, 194935), (65, 188937), (91, 134955), (105, 116961), (117, 104965), (195, 62979), (273, 44985), (315, 38987), (455, 26991), (585, 20993), (819, 14995), (1365, 8997), (2999, 4095)]