268520245

素因数分解:

$5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{10243}}^1$

素因数の和:10369

約数の個数: 24

約数和(自身を含む): 378372384

約数和(自身を除く): 109852139

約数列:

[1, 5, 7, 35, 49, 107, 245, 535, 749, 3745, 5243, 10243, 26215, 51215, 71701, 358505, 501907, 1096001, 2509535, 5480005, 7672007, 38360035, 53704049, 268520245]

約数ペア:

[(1, 268520245), (5, 53704049), (7, 38360035), (35, 7672007), (49, 5480005), (107, 2509535), (245, 1096001), (535, 501907), (749, 358505), (3745, 71701), (5243, 51215), (10243, 26215)]