28557605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{8563}}^1$

素因数の和:8620

約数の個数: 16

約数和(自身を含む): 36996480

約数和(自身を除く): 8438875

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 8563, 42815, 196949, 248327, 984745, 1241635, 5711521, 28557605]

約数ペア:

[(1, 28557605), (5, 5711521), (23, 1241635), (29, 984745), (115, 248327), (145, 196949), (667, 42815), (3335, 8563)]