56157409

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{42901}}^1$

素因数の和:42936

約数の個数: 16

約数和(自身を含む): 74134656

約数和(自身を除く): 17977247

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 42901, 300307, 471911, 729317, 3303377, 5105219, 8022487, 56157409]

約数ペア:

[(1, 56157409), (7, 8022487), (11, 5105219), (17, 3303377), (77, 729317), (119, 471911), (187, 300307), (1309, 42901)]