28920199

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10151}}^1$

素因数の和:10206

約数の個数: 16

約数和(自身を含む): 37034496

約数和(自身を除く): 8114297

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 10151, 71057, 111661, 375587, 781627, 2629109, 4131457, 28920199]

約数ペア:

[(1, 28920199), (7, 4131457), (11, 2629109), (37, 781627), (77, 375587), (259, 111661), (407, 71057), (2849, 10151)]