201591081

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 296412480

約数和(自身を除く): 94821399

約数列:

[1, 3, 9, 71, 213, 389, 639, 811, 1167, 2433, 3501, 7299, 27619, 57581, 82857, 172743, 248571, 315479, 518229, 946437, 2839311, 22399009, 67197027, 201591081]

約数ペア:

[(1, 201591081), (3, 67197027), (9, 22399009), (71, 2839311), (213, 946437), (389, 518229), (639, 315479), (811, 248571), (1167, 172743), (2433, 82857), (3501, 57581), (7299, 27619)]