907171210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{41863}}^1$

素因数の和:42078

約数の個数: 32

約数和(自身を含む): 1790439552

約数和(自身を除く): 883268342

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 21670, 41863, 83726, 209315, 418630, 460493, 920986, 2302465, 4604930, 8247011, 16494022, 41235055, 82470110, 90717121, 181434242, 453585605, 907171210]

約数ペア:

[(1, 907171210), (2, 453585605), (5, 181434242), (10, 90717121), (11, 82470110), (22, 41235055), (55, 16494022), (110, 8247011), (197, 4604930), (394, 2302465), (985, 920986), (1970, 460493), (2167, 418630), (4334, 209315), (10835, 83726), (21670, 41863)]