12741705

素因数分解:

$3^5\times 5^1\times {\mathrm{10487}}^1$

素因数の和:10507

約数の個数: 24

約数和(自身を含む): 22905792

約数和(自身を除く): 10164087

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 10487, 31461, 52435, 94383, 157305, 283149, 471915, 849447, 1415745, 2548341, 4247235, 12741705]

約数ペア:

[(1, 12741705), (3, 4247235), (5, 2548341), (9, 1415745), (15, 849447), (27, 471915), (45, 283149), (81, 157305), (135, 94383), (243, 52435), (405, 31461), (1215, 10487)]