127564311

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{21019}}^1$

素因数の和:21063

約数の個数: 24

約数和(自身を含む): 206500480

約数和(自身を除く): 78936169

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 6069, 21019, 63057, 147133, 357323, 441399, 1071969, 2501261, 6074491, 7503783, 18223473, 42521437, 127564311]

約数ペア:

[(1, 127564311), (3, 42521437), (7, 18223473), (17, 7503783), (21, 6074491), (51, 2501261), (119, 1071969), (289, 441399), (357, 357323), (867, 147133), (2023, 63057), (6069, 21019)]