28231985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{8101}}^1$

素因数の和:8164

約数の個数: 16

約数和(自身を含む): 36750672

約数和(自身を除く): 8518687

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 8101, 40505, 137717, 332141, 688585, 1660705, 5646397, 28231985]

約数ペア:

[(1, 28231985), (5, 5646397), (17, 1660705), (41, 688585), (85, 332141), (205, 137717), (697, 40505), (3485, 8101)]