68787784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{661421}}^1$

素因数の和:661440

約数の個数: 16

約数和(自身を含む): 138898620

約数和(自身を除く): 70110836

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 661421, 1322842, 2645684, 5291368, 8598473, 17196946, 34393892, 68787784]

約数ペア:

[(1, 68787784), (2, 34393892), (4, 17196946), (8, 8598473), (13, 5291368), (26, 2645684), (52, 1322842), (104, 661421)]