128879641

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 151726400

約数和(自身を除く): 22846759

約数列:

[1, 11, 19, 61, 121, 209, 671, 919, 1159, 2299, 7381, 10109, 12749, 17461, 56059, 111199, 140239, 192071, 616649, 1065121, 2112781, 6783139, 11716331, 128879641]

約数ペア:

[(1, 128879641), (11, 11716331), (19, 6783139), (61, 2112781), (121, 1065121), (209, 616649), (671, 192071), (919, 140239), (1159, 111199), (2299, 56059), (7381, 17461), (10109, 12749)]