2778996222

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{81817}}^1$

素因数の和:81882

約数の個数: 64

約数和(自身を含む): 6715621440

約数和(自身を除く): 3936625218

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 102, 111, 153, 222, 306, 333, 459, 629, 666, 918, 999, 1258, 1887, 1998, 3774, 5661, 11322, 16983, 33966, 81817, 163634, 245451, 490902, 736353, 1390889, 1472706, 2209059, 2781778, 3027229, 4172667, 4418118, 6054458, 8345334, 9081687, 12518001, 18163374, 25036002, 27245061, 37554003, 51462893, 54490122, 75108006, 81735183, 102925786, 154388679, 163470366, 308777358, 463166037, 926332074, 1389498111, 2778996222]

約数ペア:

[(1, 2778996222), (2, 1389498111), (3, 926332074), (6, 463166037), (9, 308777358), (17, 163470366), (18, 154388679), (27, 102925786), (34, 81735183), (37, 75108006), (51, 54490122), (54, 51462893), (74, 37554003), (102, 27245061), (111, 25036002), (153, 18163374), (222, 12518001), (306, 9081687), (333, 8345334), (459, 6054458), (629, 4418118), (666, 4172667), (918, 3027229), (999, 2781778), (1258, 2209059), (1887, 1472706), (1998, 1390889), (3774, 736353), (5661, 490902), (11322, 245451), (16983, 163634), (33966, 81817)]