258278546

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 423346176

約数和(自身を除く): 165067630

約数列:

[1, 2, 23, 31, 46, 62, 71, 142, 713, 1426, 1633, 2201, 2551, 3266, 4402, 5102, 50623, 58673, 79081, 101246, 117346, 158162, 181121, 362242, 1818863, 3637726, 4165783, 5614751, 8331566, 11229502, 129139273, 258278546]

約数ペア:

[(1, 258278546), (2, 129139273), (23, 11229502), (31, 8331566), (46, 5614751), (62, 4165783), (71, 3637726), (142, 1818863), (713, 362242), (1426, 181121), (1633, 158162), (2201, 117346), (2551, 101246), (3266, 79081), (4402, 58673), (5102, 50623)]