26986585

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4049}}^1$

素因数の和:4128

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 7227815

約数列:

[1, 5, 31, 43, 155, 215, 1333, 4049, 6665, 20245, 125519, 174107, 627595, 870535, 5397317, 26986585]

約数ペア:

[(1, 26986585), (5, 5397317), (31, 870535), (43, 627595), (155, 174107), (215, 125519), (1333, 20245), (4049, 6665)]