989572276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{15227}}^1$

素因数の和:15460

約数の個数: 48

約数和(自身を含む): 2169441792

約数和(自身を除く): 1179869516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 211, 308, 422, 844, 1477, 2321, 2954, 4642, 5908, 9284, 15227, 16247, 30454, 32494, 60908, 64988, 106589, 167497, 213178, 334994, 426356, 669988, 1172479, 2344958, 3212897, 4689916, 6425794, 12851588, 22490279, 35341867, 44980558, 70683734, 89961116, 141367468, 247393069, 494786138, 989572276]

約数ペア:

[(1, 989572276), (2, 494786138), (4, 247393069), (7, 141367468), (11, 89961116), (14, 70683734), (22, 44980558), (28, 35341867), (44, 22490279), (77, 12851588), (154, 6425794), (211, 4689916), (308, 3212897), (422, 2344958), (844, 1172479), (1477, 669988), (2321, 426356), (2954, 334994), (4642, 213178), (5908, 167497), (9284, 106589), (15227, 64988), (16247, 60908), (30454, 32494)]