7998166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1723}}^1$

素因数の和:1947

約数の個数: 16

約数和(自身を含む): 13157568

約数和(自身を除く): 5159402

約数列:

[1, 2, 11, 22, 211, 422, 1723, 2321, 3446, 4642, 18953, 37906, 363553, 727106, 3999083, 7998166]

約数ペア:

[(1, 7998166), (2, 3999083), (11, 727106), (22, 363553), (211, 37906), (422, 18953), (1723, 4642), (2321, 3446)]