8438985

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 15402816

約数和(自身を除く): 6963831

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 311, 335, 405, 603, 933, 1005, 1555, 1809, 2799, 3015, 4665, 5427, 8397, 9045, 13995, 20837, 25191, 27135, 41985, 62511, 104185, 125955, 187533, 312555, 562599, 937665, 1687797, 2812995, 8438985]

約数ペア:

[(1, 8438985), (3, 2812995), (5, 1687797), (9, 937665), (15, 562599), (27, 312555), (45, 187533), (67, 125955), (81, 104185), (135, 62511), (201, 41985), (311, 27135), (335, 25191), (405, 20837), (603, 13995), (933, 9045), (1005, 8397), (1555, 5427), (1809, 4665), (2799, 3015)]