26809209

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{22397}}^1$

素因数の和:22429

約数の個数: 24

約数和(自身を含む): 46587840

約数和(自身を除く): 19778631

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 22397, 67191, 156779, 201573, 425543, 470337, 1276629, 1411011, 2978801, 3829887, 8936403, 26809209]

約数ペア:

[(1, 26809209), (3, 8936403), (7, 3829887), (9, 2978801), (19, 1411011), (21, 1276629), (57, 470337), (63, 425543), (133, 201573), (171, 156779), (399, 67191), (1197, 22397)]