202121693585

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{64886579}}^1$

素因数の和:64886680

約数の個数: 16

約数和(自身を含む): 280310025600

約数和(自身を除く): 78188332015

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 64886579, 324432895, 454206053, 2271030265, 5774905531, 28874527655, 40424338717, 202121693585]

約数ペア:

[(1, 202121693585), (5, 40424338717), (7, 28874527655), (35, 5774905531), (89, 2271030265), (445, 454206053), (623, 324432895), (3115, 64886579)]