172321877

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15913}}^1$

素因数の和:15957

約数の個数: 24

約数和(自身を含む): 228588696

約数和(自身を除く): 56266819

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 10829, 15913, 111391, 206869, 270521, 779737, 1448083, 1893647, 3516773, 10136581, 13255529, 24617411, 172321877]

約数ペア:

[(1, 172321877), (7, 24617411), (13, 13255529), (17, 10136581), (49, 3516773), (91, 1893647), (119, 1448083), (221, 779737), (637, 270521), (833, 206869), (1547, 111391), (10829, 15913)]