645366933

素因数分解:

$3^6\times {\mathrm{251}}^1\times {\mathrm{3527}}^1$

素因数の和:3796

約数の個数: 28

約数和(自身を含む): 971738208

約数和(自身を除く): 326371275

約数列:

[1, 3, 9, 27, 81, 243, 251, 729, 753, 2259, 3527, 6777, 10581, 20331, 31743, 60993, 95229, 182979, 285687, 857061, 885277, 2571183, 2655831, 7967493, 23902479, 71707437, 215122311, 645366933]

約数ペア:

[(1, 645366933), (3, 215122311), (9, 71707437), (27, 23902479), (81, 7967493), (243, 2655831), (251, 2571183), (729, 885277), (753, 857061), (2259, 285687), (3527, 182979), (6777, 95229), (10581, 60993), (20331, 31743)]