128219854

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{194863}}^1$

素因数の和:194919

約数の個数: 16

約数和(自身を含む): 224483328

約数和(自身を除く): 96263474

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 194863, 389726, 1364041, 2728082, 9158561, 18317122, 64109927, 128219854]

約数ペア:

[(1, 128219854), (2, 64109927), (7, 18317122), (14, 9158561), (47, 2728082), (94, 1364041), (329, 389726), (658, 194863)]