81762538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{21991}}^1$

素因数の和:22030

約数の個数: 24

約数和(自身を含む): 144883296

約数和(自身を除く): 63120758

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 21991, 43982, 241901, 285883, 483802, 571766, 3144713, 3716479, 6289426, 7432958, 40881269, 81762538]

約数ペア:

[(1, 81762538), (2, 40881269), (11, 7432958), (13, 6289426), (22, 3716479), (26, 3144713), (143, 571766), (169, 483802), (286, 285883), (338, 241901), (1859, 43982), (3718, 21991)]