28085594943

素因数分解:

$3^1\times 7^3\times {\mathrm{1319}}^1\times {\mathrm{20693}}^1$

素因数の和:22036

約数の個数: 32

約数和(自身を含む): 43705728000

約数和(自身を除く): 15620133057

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1319, 3957, 9233, 20693, 27699, 62079, 64631, 144851, 193893, 434553, 452417, 1013957, 1357251, 3041871, 7097699, 21293097, 27294067, 81882201, 191058469, 573175407, 1337409283, 4012227849, 9361864981, 28085594943]

約数ペア:

[(1, 28085594943), (3, 9361864981), (7, 4012227849), (21, 1337409283), (49, 573175407), (147, 191058469), (343, 81882201), (1029, 27294067), (1319, 21293097), (3957, 7097699), (9233, 3041871), (20693, 1357251), (27699, 1013957), (62079, 452417), (64631, 434553), (144851, 193893)]