723771207

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{25603}}^1$

素因数の和:25964

約数の個数: 20

約数和(自身を含む): 1084329400

約数和(自身を除く): 360558193

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 9423, 25603, 28269, 76809, 230427, 691281, 2073843, 8935447, 26806341, 80419023, 241257069, 723771207]

約数ペア:

[(1, 723771207), (3, 241257069), (9, 80419023), (27, 26806341), (81, 8935447), (349, 2073843), (1047, 691281), (3141, 230427), (9423, 76809), (25603, 28269)]