90814276

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{31489}}^1$

素因数の和:31603

約数の個数: 24

約数和(自身を含む): 183397760

約数和(自身を除く): 92583484

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 31489, 62978, 125956, 220423, 440846, 881692, 3243367, 6486734, 12973468, 22703569, 45407138, 90814276]

約数ペア:

[(1, 90814276), (2, 45407138), (4, 22703569), (7, 12973468), (14, 6486734), (28, 3243367), (103, 881692), (206, 440846), (412, 220423), (721, 125956), (1442, 62978), (2884, 31489)]