68858781

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 98807808

約数和(自身を除く): 29949027

約数列:

[1, 3, 31, 43, 67, 93, 129, 201, 257, 771, 1333, 2077, 2881, 3999, 6231, 7967, 8643, 11051, 17219, 23901, 33153, 51657, 89311, 267933, 342581, 533789, 740417, 1027743, 1601367, 2221251, 22952927, 68858781]

約数ペア:

[(1, 68858781), (3, 22952927), (31, 2221251), (43, 1601367), (67, 1027743), (93, 740417), (129, 533789), (201, 342581), (257, 267933), (771, 89311), (1333, 51657), (2077, 33153), (2881, 23901), (3999, 17219), (6231, 11051), (7967, 8643)]