66921258

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{43399}}^1$

素因数の和:43661

約数の個数: 16

約数和(自身を含む): 134366400

約数和(自身を除く): 67445142

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 43399, 86798, 130197, 260394, 11153543, 22307086, 33460629, 66921258]

約数ペア:

[(1, 66921258), (2, 33460629), (3, 22307086), (6, 11153543), (257, 260394), (514, 130197), (771, 86798), (1542, 43399)]