81810022

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{21563}}^1$

素因数の和:21843

約数の個数: 16

約数和(自身を含む): 140769792

約数和(自身を除く): 58959770

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 21563, 43126, 150941, 301882, 5843573, 11687146, 40905011, 81810022]

約数ペア:

[(1, 81810022), (2, 40905011), (7, 11687146), (14, 5843573), (271, 301882), (542, 150941), (1897, 43126), (3794, 21563)]