1991736237

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1\times {\mathrm{1097}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 2855502720

約数和(自身を除く): 863766483

約数列:

[1, 3, 19, 53, 57, 159, 601, 1007, 1097, 1803, 3021, 3291, 11419, 20843, 31853, 34257, 58141, 62529, 95559, 174423, 605207, 659297, 1104679, 1815621, 1977891, 3314037, 12526643, 34942741, 37579929, 104828223, 663912079, 1991736237]

約数ペア:

[(1, 1991736237), (3, 663912079), (19, 104828223), (53, 37579929), (57, 34942741), (159, 12526643), (601, 3314037), (1007, 1977891), (1097, 1815621), (1803, 1104679), (3021, 659297), (3291, 605207), (11419, 174423), (20843, 95559), (31853, 62529), (34257, 58141)]