6218961

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 9934848

約数和(自身を除く): 3715887

約数列:

[1, 3, 7, 21, 43, 71, 97, 129, 213, 291, 301, 497, 679, 903, 1491, 2037, 3053, 4171, 6887, 9159, 12513, 20661, 21371, 29197, 48209, 64113, 87591, 144627, 296141, 888423, 2072987, 6218961]

約数ペア:

[(1, 6218961), (3, 2072987), (7, 888423), (21, 296141), (43, 144627), (71, 87591), (97, 64113), (129, 48209), (213, 29197), (291, 21371), (301, 20661), (497, 12513), (679, 9159), (903, 6887), (1491, 4171), (2037, 3053)]