12971416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 25310880

約数和(自身を除く): 12339464

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 557, 568, 1114, 2228, 2911, 4456, 5822, 11644, 22837, 23288, 39547, 45674, 79094, 91348, 158188, 182696, 316376, 1621427, 3242854, 6485708, 12971416]

約数ペア:

[(1, 12971416), (2, 6485708), (4, 3242854), (8, 1621427), (41, 316376), (71, 182696), (82, 158188), (142, 91348), (164, 79094), (284, 45674), (328, 39547), (557, 23288), (568, 22837), (1114, 11644), (2228, 5822), (2911, 4456)]