81574454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101209}}^1$

素因数の和:101255

約数の個数: 16

約数和(自身を含む): 136026240

約数和(自身を除く): 54451786

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 101209, 202418, 1315717, 2631434, 3137479, 6274958, 40787227, 81574454]

約数ペア:

[(1, 81574454), (2, 40787227), (13, 6274958), (26, 3137479), (31, 2631434), (62, 1315717), (403, 202418), (806, 101209)]