216770031

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:668

約数の個数: 36

約数和(自身を含む): 333554832

約数和(自身を除く): 116784801

約数列:

[1, 3, 9, 19, 57, 137, 171, 361, 411, 487, 1083, 1233, 1461, 2603, 3249, 4383, 7809, 9253, 23427, 27759, 49457, 66719, 83277, 148371, 175807, 200157, 445113, 527421, 600471, 1267661, 1582263, 3802983, 11408949, 24085559, 72256677, 216770031]

約数ペア:

[(1, 216770031), (3, 72256677), (9, 24085559), (19, 11408949), (57, 3802983), (137, 1582263), (171, 1267661), (361, 600471), (411, 527421), (487, 445113), (1083, 200157), (1233, 175807), (1461, 148371), (2603, 83277), (3249, 66719), (4383, 49457), (7809, 27759), (9253, 23427)]