31287676

素因数分解:

$2^2\times 7^2\times {\mathrm{159631}}^1$

素因数の和:159649

約数の個数: 18

約数和(自身を含む): 63693168

約数和(自身を除く): 32405492

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 159631, 319262, 638524, 1117417, 2234834, 4469668, 7821919, 15643838, 31287676]

約数ペア:

[(1, 31287676), (2, 15643838), (4, 7821919), (7, 4469668), (14, 2234834), (28, 1117417), (49, 638524), (98, 319262), (196, 159631)]