91121009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{7753}}^1$

素因数の和:7856

約数の個数: 16

約数和(自身を含む): 110168832

約数和(自身を除く): 19047823

約数列:

[1, 7, 23, 73, 161, 511, 1679, 7753, 11753, 54271, 178319, 565969, 1248233, 3961783, 13017287, 91121009]

約数ペア:

[(1, 91121009), (7, 13017287), (23, 3961783), (73, 1248233), (161, 565969), (511, 178319), (1679, 54271), (7753, 11753)]