172720872

素因数分解:

$2^3\times 3^2\times {\mathrm{2398901}}^1$

素因数の和:2398913

約数の個数: 24

約数和(自身を含む): 467785890

約数和(自身を除く): 295065018

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2398901, 4797802, 7196703, 9595604, 14393406, 19191208, 21590109, 28786812, 43180218, 57573624, 86360436, 172720872]

約数ペア:

[(1, 172720872), (2, 86360436), (3, 57573624), (4, 43180218), (6, 28786812), (8, 21590109), (9, 19191208), (12, 14393406), (18, 9595604), (24, 7196703), (36, 4797802), (72, 2398901)]