68495787

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{2423}}^1$

素因数の和:2784

約数の個数: 20

約数和(自身を含む): 102656400

約数和(自身を除く): 34160613

約数列:

[1, 3, 9, 27, 81, 349, 1047, 2423, 3141, 7269, 9423, 21807, 28269, 65421, 196263, 845627, 2536881, 7610643, 22831929, 68495787]

約数ペア:

[(1, 68495787), (3, 22831929), (9, 7610643), (27, 2536881), (81, 845627), (349, 196263), (1047, 65421), (2423, 28269), (3141, 21807), (7269, 9423)]