163216485

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4597}}^1$

素因数の和:4874

約数の個数: 32

約数和(自身を含む): 291329280

約数和(自身を除く): 128112795

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 789, 1315, 2367, 3945, 4597, 7101, 11835, 13791, 22985, 35505, 41373, 68955, 124119, 206865, 620595, 1209011, 3627033, 6045055, 10881099, 18135165, 32643297, 54405495, 163216485]

約数ペア:

[(1, 163216485), (3, 54405495), (5, 32643297), (9, 18135165), (15, 10881099), (27, 6045055), (45, 3627033), (135, 1209011), (263, 620595), (789, 206865), (1315, 124119), (2367, 68955), (3945, 41373), (4597, 35505), (7101, 22985), (11835, 13791)]