39994479

素因数分解:

$3^4\times 7^1\times {\mathrm{70537}}^1$

素因数の和:70556

約数の個数: 20

約数和(自身を含む): 68280784

約数和(自身を除く): 28286305

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 70537, 211611, 493759, 634833, 1481277, 1904499, 4443831, 5713497, 13331493, 39994479]

約数ペア:

[(1, 39994479), (3, 13331493), (7, 5713497), (9, 4443831), (21, 1904499), (27, 1481277), (63, 634833), (81, 493759), (189, 211611), (567, 70537)]