2239391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 2826240

約数和(自身を除く): 586849

約数列:

[1, 7, 11, 77, 127, 229, 889, 1397, 1603, 2519, 9779, 17633, 29083, 203581, 319913, 2239391]

約数ペア:

[(1, 2239391), (7, 319913), (11, 203581), (77, 29083), (127, 17633), (229, 9779), (889, 2519), (1397, 1603)]