256826943

素因数分解:

$3^5\times {\mathrm{269}}^1\times {\mathrm{3929}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 386240400

約数和(自身を除く): 129413457

約数列:

[1, 3, 9, 27, 81, 243, 269, 807, 2421, 3929, 7263, 11787, 21789, 35361, 65367, 106083, 318249, 954747, 1056901, 3170703, 9512109, 28536327, 85608981, 256826943]

約数ペア:

[(1, 256826943), (3, 85608981), (9, 28536327), (27, 9512109), (81, 3170703), (243, 1056901), (269, 954747), (807, 318249), (2421, 106083), (3929, 65367), (7263, 35361), (11787, 21789)]