319157072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{32647}}^1$

素因数の和:32715

約数の個数: 40

約数和(自身を含む): 680123136

約数和(自身を除く): 360966064

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 32647, 65294, 130588, 261176, 424411, 522352, 848822, 1534409, 1697644, 3068818, 3395288, 6137636, 6790576, 12275272, 19947317, 24550544, 39894634, 79789268, 159578536, 319157072]

約数ペア:

[(1, 319157072), (2, 159578536), (4, 79789268), (8, 39894634), (13, 24550544), (16, 19947317), (26, 12275272), (47, 6790576), (52, 6137636), (94, 3395288), (104, 3068818), (188, 1697644), (208, 1534409), (376, 848822), (611, 522352), (752, 424411), (1222, 261176), (2444, 130588), (4888, 65294), (9776, 32647)]