128508742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{12479}}^1$

素因数の和:12771

約数の個数: 16

約数和(自身を含む): 203673600

約数和(自身を除く): 75164858

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 12479, 24958, 237101, 474202, 3381809, 6763618, 64254371, 128508742]

約数ペア:

[(1, 128508742), (2, 64254371), (19, 6763618), (38, 3381809), (271, 474202), (542, 237101), (5149, 24958), (10298, 12479)]