178393313

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1153}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 220017024

約数和(自身を除く): 41623711

約数列:

[1, 7, 23, 31, 161, 217, 713, 961, 1153, 4991, 6727, 8071, 22103, 26519, 35743, 154721, 185633, 250201, 822089, 1108033, 5754623, 7756231, 25484759, 178393313]

約数ペア:

[(1, 178393313), (7, 25484759), (23, 7756231), (31, 5754623), (161, 1108033), (217, 822089), (713, 250201), (961, 185633), (1153, 154721), (4991, 35743), (6727, 26519), (8071, 22103)]