28541855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2069}}^1$

素因数の和:2194

約数の個数: 16

約数和(自身を含む): 35769600

約数和(自身を除く): 7227745

約数列:

[1, 5, 31, 89, 155, 445, 2069, 2759, 10345, 13795, 64139, 184141, 320695, 920705, 5708371, 28541855]

約数ペア:

[(1, 28541855), (5, 5708371), (31, 920705), (89, 320695), (155, 184141), (445, 64139), (2069, 13795), (2759, 10345)]