12676887

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 19528704

約数和(自身を除く): 6851817

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 1303, 3243, 3909, 9729, 11727, 29969, 61241, 89907, 183723, 269721, 551169, 1408543, 4225629, 12676887]

約数ペア:

[(1, 12676887), (3, 4225629), (9, 1408543), (23, 551169), (47, 269721), (69, 183723), (141, 89907), (207, 61241), (423, 29969), (1081, 11727), (1303, 9729), (3243, 3909)]