991330608910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283861}}^1\times {\mathrm{20543}}^1$

素因数の和:304428

約数の個数: 32

約数和(自身を含む): 1889458140672

約数和(自身を除く): 898127531762

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 20543, 41086, 102715, 205430, 283861, 349231, 567722, 698462, 1419305, 1746155, 2838610, 3492310, 4825637, 9651274, 24128185, 48256370, 5831356523, 11662713046, 29156782615, 58313565230, 99133060891, 198266121782, 495665304455, 991330608910]

約数ペア:

[(1, 991330608910), (2, 495665304455), (5, 198266121782), (10, 99133060891), (17, 58313565230), (34, 29156782615), (85, 11662713046), (170, 5831356523), (20543, 48256370), (41086, 24128185), (102715, 9651274), (205430, 4825637), (283861, 3492310), (349231, 2838610), (567722, 1746155), (698462, 1419305)]