13426821

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 20726784

約数和(自身を除く): 7299963

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 691, 1143, 2073, 2159, 6219, 6477, 11747, 19431, 35241, 87757, 105723, 263271, 789813, 1491869, 4475607, 13426821]

約数ペア:

[(1, 13426821), (3, 4475607), (9, 1491869), (17, 789813), (51, 263271), (127, 105723), (153, 87757), (381, 35241), (691, 19431), (1143, 11747), (2073, 6477), (2159, 6219)]