28117045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 10244555

約数列:

[1, 5, 11, 47, 55, 73, 149, 235, 365, 517, 745, 803, 1639, 2585, 3431, 4015, 7003, 8195, 10877, 17155, 35015, 37741, 54385, 77033, 119647, 188705, 385165, 511219, 598235, 2556095, 5623409, 28117045]

約数ペア:

[(1, 28117045), (5, 5623409), (11, 2556095), (47, 598235), (55, 511219), (73, 385165), (149, 188705), (235, 119647), (365, 77033), (517, 54385), (745, 37741), (803, 35015), (1639, 17155), (2585, 10877), (3431, 8195), (4015, 7003)]