199321199

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{9623}}^1$

素因数の和:9910

約数の個数: 16

約数和(自身を含む): 249454080

約数和(自身を除く): 50132881

約数列:

[1, 7, 11, 77, 269, 1883, 2959, 9623, 20713, 67361, 105853, 740971, 2588587, 18120109, 28474457, 199321199]

約数ペア:

[(1, 199321199), (7, 28474457), (11, 18120109), (77, 2588587), (269, 740971), (1883, 105853), (2959, 67361), (9623, 20713)]