223041

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 32

約数和(自身を含む): 394240

約数和(自身を除く): 171199

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 129, 133, 247, 273, 301, 399, 559, 741, 817, 903, 1677, 1729, 2451, 3913, 5187, 5719, 10621, 11739, 17157, 31863, 74347, 223041]

約数ペア:

[(1, 223041), (3, 74347), (7, 31863), (13, 17157), (19, 11739), (21, 10621), (39, 5719), (43, 5187), (57, 3913), (91, 2451), (129, 1729), (133, 1677), (247, 903), (273, 817), (301, 741), (399, 559)]