235137231

素因数分解:

$3^2\times 7^2\times {\mathrm{533191}}^1$

素因数の和:533211

約数の個数: 18

約数和(自身を含む): 395095272

約数和(自身を除く): 159958041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 533191, 1599573, 3732337, 4798719, 11197011, 26126359, 33591033, 78379077, 235137231]

約数ペア:

[(1, 235137231), (3, 78379077), (7, 33591033), (9, 26126359), (21, 11197011), (49, 4798719), (63, 3732337), (147, 1599573), (441, 533191)]