68937237

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{11987}}^1$

素因数の和:12070

約数の個数: 20

約数和(自身を含む): 104439456

約数和(自身を除く): 35502219

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 11987, 35961, 107883, 323649, 851077, 970947, 2553231, 7659693, 22979079, 68937237]

約数ペア:

[(1, 68937237), (3, 22979079), (9, 7659693), (27, 2553231), (71, 970947), (81, 851077), (213, 323649), (639, 107883), (1917, 35961), (5751, 11987)]