9968603013

素因数分解:

$3^4\times {\mathrm{691}}^1\times {\mathrm{178103}}^1$

素因数の和:178806

約数の個数: 20

約数和(自身を含む): 14913004128

約数和(自身を除く): 4944401115

約数列:

[1, 3, 9, 27, 81, 691, 2073, 6219, 18657, 55971, 178103, 534309, 1602927, 4808781, 14426343, 123069173, 369207519, 1107622557, 3322867671, 9968603013]

約数ペア:

[(1, 9968603013), (3, 3322867671), (9, 1107622557), (27, 369207519), (81, 123069173), (691, 14426343), (2073, 4808781), (6219, 1602927), (18657, 534309), (55971, 178103)]