71358749

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{18913}}^1$

素因数の和:18945

約数の個数: 16

約数和(自身を含む): 90787200

約数和(自身を除く): 19428451

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 18913, 132391, 208043, 926737, 1456301, 6487159, 10194107, 71358749]

約数ペア:

[(1, 71358749), (7, 10194107), (11, 6487159), (49, 1456301), (77, 926737), (343, 208043), (539, 132391), (3773, 18913)]