40418539

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 47457280

約数和(自身を除く): 7038741

約数列:

[1, 7, 61, 103, 427, 721, 919, 6283, 6433, 43981, 56059, 94657, 392413, 662599, 5774077, 40418539]

約数ペア:

[(1, 40418539), (7, 5774077), (61, 662599), (103, 392413), (427, 94657), (721, 56059), (919, 43981), (6283, 6433)]