2166465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1888575

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 439, 705, 987, 1317, 1645, 2195, 3073, 4935, 6585, 9219, 15365, 20633, 46095, 61899, 103165, 144431, 309495, 433293, 722155, 2166465]

約数ペア:

[(1, 2166465), (3, 722155), (5, 433293), (7, 309495), (15, 144431), (21, 103165), (35, 61899), (47, 46095), (105, 20633), (141, 15365), (235, 9219), (329, 6585), (439, 4935), (705, 3073), (987, 2195), (1317, 1645)]