217434717

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{593}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 318022848

約数和(自身を除く): 100588131

約数列:

[1, 3, 9, 131, 311, 393, 593, 933, 1179, 1779, 2799, 5337, 40741, 77683, 122223, 184423, 233049, 366669, 553269, 699147, 1659807, 24159413, 72478239, 217434717]

約数ペア:

[(1, 217434717), (3, 72478239), (9, 24159413), (131, 1659807), (311, 699147), (393, 553269), (593, 366669), (933, 233049), (1179, 184423), (1779, 122223), (2799, 77683), (5337, 40741)]