67708389

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1361}}^1$

素因数の和:1497

約数の個数: 32

約数和(自身を含む): 108785664

約数和(自身を除く): 41077275

約数列:

[1, 3, 7, 21, 23, 69, 103, 161, 309, 483, 721, 1361, 2163, 2369, 4083, 7107, 9527, 16583, 28581, 31303, 49749, 93909, 140183, 219121, 420549, 657363, 981281, 2943843, 3224209, 9672627, 22569463, 67708389]

約数ペア:

[(1, 67708389), (3, 22569463), (7, 9672627), (21, 3224209), (23, 2943843), (69, 981281), (103, 657363), (161, 420549), (309, 219121), (483, 140183), (721, 93909), (1361, 49749), (2163, 31303), (2369, 28581), (4083, 16583), (7107, 9527)]