77889889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2347}}^1$

素因数の和:2796

約数の個数: 16

約数和(自身を含む): 97376256

約数和(自身を除く): 19486367

約数列:

[1, 7, 11, 77, 431, 2347, 3017, 4741, 16429, 25817, 33187, 180719, 1011557, 7080899, 11127127, 77889889]

約数ペア:

[(1, 77889889), (7, 11127127), (11, 7080899), (77, 1011557), (431, 180719), (2347, 33187), (3017, 25817), (4741, 16429)]