261251199

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{2638901}}^1$

素因数の和:2638918

約数の個数: 12

約数和(自身を含む): 411668712

約数和(自身を除く): 150417513

約数列:

[1, 3, 9, 11, 33, 99, 2638901, 7916703, 23750109, 29027911, 87083733, 261251199]

約数ペア:

[(1, 261251199), (3, 87083733), (9, 29027911), (11, 23750109), (33, 7916703), (99, 2638901)]