87979826

素因数分解:

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

素因数の和:1958

約数の個数: 24

約数和(自身を含む): 145829712

約数和(自身を除く): 57849886

約数列:

[1, 2, 11, 22, 121, 211, 242, 422, 1723, 2321, 3446, 4642, 18953, 25531, 37906, 51062, 208483, 363553, 416966, 727106, 3999083, 7998166, 43989913, 87979826]

約数ペア:

[(1, 87979826), (2, 43989913), (11, 7998166), (22, 3999083), (121, 727106), (211, 416966), (242, 363553), (422, 208483), (1723, 51062), (2321, 37906), (3446, 25531), (4642, 18953)]