139579856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21647}}^1$

素因数の和:21699

約数の個数: 40

約数和(自身を含む): 300647424

約数和(自身を除く): 161067568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 21647, 43294, 86588, 173176, 281411, 346352, 562822, 671057, 1125644, 1342114, 2251288, 2684228, 4502576, 5368456, 8723741, 10736912, 17447482, 34894964, 69789928, 139579856]

約数ペア:

[(1, 139579856), (2, 69789928), (4, 34894964), (8, 17447482), (13, 10736912), (16, 8723741), (26, 5368456), (31, 4502576), (52, 2684228), (62, 2251288), (104, 1342114), (124, 1125644), (208, 671057), (248, 562822), (403, 346352), (496, 281411), (806, 173176), (1612, 86588), (3224, 43294), (6448, 21647)]