305890805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 414816768

約数和(自身を除く): 108925963

約数列:

[1, 5, 11, 47, 55, 73, 235, 365, 517, 803, 1621, 2585, 3431, 4015, 8105, 17155, 17831, 37741, 76187, 89155, 118333, 188705, 380935, 591665, 838057, 1301663, 4190285, 5561651, 6508315, 27808255, 61178161, 305890805]

約数ペア:

[(1, 305890805), (5, 61178161), (11, 27808255), (47, 6508315), (55, 5561651), (73, 4190285), (235, 1301663), (365, 838057), (517, 591665), (803, 380935), (1621, 188705), (2585, 118333), (3431, 89155), (4015, 76187), (8105, 37741), (17155, 17831)]