247382019

素因数分解:

$3^5\times {\mathrm{349}}^1\times {\mathrm{2917}}^1$

素因数の和:3281

約数の個数: 24

約数和(自身を含む): 371753200

約数和(自身を除く): 124371181

約数列:

[1, 3, 9, 27, 81, 243, 349, 1047, 2917, 3141, 8751, 9423, 26253, 28269, 78759, 84807, 236277, 708831, 1018033, 3054099, 9162297, 27486891, 82460673, 247382019]

約数ペア:

[(1, 247382019), (3, 82460673), (9, 27486891), (27, 9162297), (81, 3054099), (243, 1018033), (349, 708831), (1047, 236277), (2917, 84807), (3141, 78759), (8751, 28269), (9423, 26253)]