268188045237

素因数分解:

$3^2\times 7^2\times {\mathrm{608136157}}^1$

素因数の和:608136177

約数の個数: 18

約数和(自身を含む): 450628893078

約数和(自身を除く): 182440847841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 608136157, 1824408471, 4256953099, 5473225413, 12770859297, 29798671693, 38312577891, 89396015079, 268188045237]

約数ペア:

[(1, 268188045237), (3, 89396015079), (7, 38312577891), (9, 29798671693), (21, 12770859297), (49, 5473225413), (63, 4256953099), (147, 1824408471), (441, 608136157)]