27168505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 42142464

約数和(自身を除く): 14973959

約数列:

[1, 5, 7, 13, 29, 35, 65, 71, 91, 145, 203, 355, 377, 455, 497, 841, 923, 1015, 1885, 2059, 2485, 2639, 4205, 4615, 5887, 6461, 10295, 10933, 13195, 14413, 26767, 29435, 32305, 54665, 59711, 72065, 76531, 133835, 187369, 298555, 382655, 417977, 776243, 936845, 2089885, 3881215, 5433701, 27168505]

約数ペア:

[(1, 27168505), (5, 5433701), (7, 3881215), (13, 2089885), (29, 936845), (35, 776243), (65, 417977), (71, 382655), (91, 298555), (145, 187369), (203, 133835), (355, 76531), (377, 72065), (455, 59711), (497, 54665), (841, 32305), (923, 29435), (1015, 26767), (1885, 14413), (2059, 13195), (2485, 10933), (2639, 10295), (4205, 6461), (4615, 5887)]