28320965

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1129}}^1$

素因数の和:1336

約数の個数: 16

約数和(自身を含む): 35391600

約数和(自身を除く): 7070635

約数列:

[1, 5, 29, 145, 173, 865, 1129, 5017, 5645, 25085, 32741, 163705, 195317, 976585, 5664193, 28320965]

約数ペア:

[(1, 28320965), (5, 5664193), (29, 976585), (145, 195317), (173, 163705), (865, 32741), (1129, 25085), (5017, 5645)]