56639667

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{13691}}^1$

素因数の和:13898

約数の個数: 16

約数和(自身を含む): 86752512

約数和(自身を除く): 30112845

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 13691, 41073, 95837, 287511, 2697127, 8091381, 18879889, 56639667]

約数ペア:

[(1, 56639667), (3, 18879889), (7, 8091381), (21, 2697127), (197, 287511), (591, 95837), (1379, 41073), (4137, 13691)]