8747109

素因数分解:

$3^4\times 7^1\times {\mathrm{15427}}^1$

素因数の和:15446

約数の個数: 20

約数和(自身を含む): 14934304

約数和(自身を除く): 6187195

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 15427, 46281, 107989, 138843, 323967, 416529, 971901, 1249587, 2915703, 8747109]

約数ペア:

[(1, 8747109), (3, 2915703), (7, 1249587), (9, 971901), (21, 416529), (27, 323967), (63, 138843), (81, 107989), (189, 46281), (567, 15427)]