291245241

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 484558976

約数和(自身を除く): 193313735

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 289, 357, 629, 777, 867, 1297, 1887, 2023, 3891, 4403, 6069, 9079, 10693, 13209, 22049, 27237, 32079, 47989, 66147, 74851, 143967, 154343, 224553, 335923, 374833, 463029, 815813, 1007769, 1124499, 2447439, 2623831, 5710691, 7871493, 13868821, 17132073, 41606463, 97081747, 291245241]

約数ペア:

[(1, 291245241), (3, 97081747), (7, 41606463), (17, 17132073), (21, 13868821), (37, 7871493), (51, 5710691), (111, 2623831), (119, 2447439), (259, 1124499), (289, 1007769), (357, 815813), (629, 463029), (777, 374833), (867, 335923), (1297, 224553), (1887, 154343), (2023, 143967), (3891, 74851), (4403, 66147), (6069, 47989), (9079, 32079), (10693, 27237), (13209, 22049)]