13378547

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 17005824

約数和(自身を除く): 3627277

約数列:

[1, 7, 13, 43, 91, 169, 263, 301, 559, 1183, 1841, 3419, 3913, 7267, 11309, 23933, 44447, 50869, 79163, 147017, 311129, 1029119, 1911221, 13378547]

約数ペア:

[(1, 13378547), (7, 1911221), (13, 1029119), (43, 311129), (91, 147017), (169, 79163), (263, 50869), (301, 44447), (559, 23933), (1183, 11309), (1841, 7267), (3419, 3913)]