1605803211

素因数分解:

$3^4\times {\mathrm{839}}^1\times {\mathrm{23629}}^1$

素因数の和:24480

約数の個数: 20

約数和(自身を含む): 2401753200

約数和(自身を除く): 795949989

約数列:

[1, 3, 9, 27, 81, 839, 2517, 7551, 22653, 23629, 67959, 70887, 212661, 637983, 1913949, 19824731, 59474193, 178422579, 535267737, 1605803211]

約数ペア:

[(1, 1605803211), (3, 535267737), (9, 178422579), (27, 59474193), (81, 19824731), (839, 1913949), (2517, 637983), (7551, 212661), (22653, 70887), (23629, 67959)]