89408137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 114507008

約数和(自身を除く): 25098871

約数列:

[1, 7, 13, 43, 73, 91, 301, 313, 511, 559, 949, 2191, 3139, 3913, 4069, 6643, 13459, 21973, 22849, 28483, 40807, 94213, 159943, 174967, 285649, 297037, 982507, 1224769, 2079259, 6877549, 12772591, 89408137]

約数ペア:

[(1, 89408137), (7, 12772591), (13, 6877549), (43, 2079259), (73, 1224769), (91, 982507), (301, 297037), (313, 285649), (511, 174967), (559, 159943), (949, 94213), (2191, 40807), (3139, 28483), (3913, 22849), (4069, 21973), (6643, 13459)]