7854867

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 12513600

約数和(自身を除く): 4658733

約数列:

[1, 3, 9, 17, 27, 51, 109, 153, 157, 327, 459, 471, 981, 1413, 1853, 2669, 2943, 4239, 5559, 8007, 16677, 17113, 24021, 50031, 51339, 72063, 154017, 290921, 462051, 872763, 2618289, 7854867]

約数ペア:

[(1, 7854867), (3, 2618289), (9, 872763), (17, 462051), (27, 290921), (51, 154017), (109, 72063), (153, 51339), (157, 50031), (327, 24021), (459, 17113), (471, 16677), (981, 8007), (1413, 5559), (1853, 4239), (2669, 2943)]