1021203775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{949957}}^1$

素因数の和:950010

約数の個数: 12

約数和(自身を含む): 1295742712

約数和(自身を除く): 274538937

約数列:

[1, 5, 25, 43, 215, 1075, 949957, 4749785, 23748925, 40848151, 204240755, 1021203775]

約数ペア:

[(1, 1021203775), (5, 204240755), (25, 40848151), (43, 23748925), (215, 4749785), (1075, 949957)]