139351568

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{33889}}^1$

素因数の和:34154

約数の個数: 20

約数和(自身を含む): 271052220

約数和(自身を除く): 131700652

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 33889, 67778, 135556, 271112, 542224, 8709473, 17418946, 34837892, 69675784, 139351568]

約数ペア:

[(1, 139351568), (2, 69675784), (4, 34837892), (8, 17418946), (16, 8709473), (257, 542224), (514, 271112), (1028, 135556), (2056, 67778), (4112, 33889)]