306388655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 389695488

約数和(自身を除く): 83306833

約数列:

[1, 5, 31, 67, 155, 163, 181, 335, 815, 905, 2077, 5053, 5611, 10385, 10921, 12127, 25265, 28055, 29503, 54605, 60635, 147515, 338551, 375937, 914593, 1692755, 1879685, 1976701, 4572965, 9883505, 61277731, 306388655]

約数ペア:

[(1, 306388655), (5, 61277731), (31, 9883505), (67, 4572965), (155, 1976701), (163, 1879685), (181, 1692755), (335, 914593), (815, 375937), (905, 338551), (2077, 147515), (5053, 60635), (5611, 54605), (10385, 29503), (10921, 28055), (12127, 25265)]