2781864

素因数分解:

$2^3\times 3^8\times {\mathrm{53}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 7971210

約数和(自身を除く): 5189346

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 243, 318, 324, 424, 477, 486, 636, 648, 729, 954, 972, 1272, 1431, 1458, 1908, 1944, 2187, 2862, 2916, 3816, 4293, 4374, 5724, 5832, 6561, 8586, 8748, 11448, 12879, 13122, 17172, 17496, 25758, 26244, 34344, 38637, 51516, 52488, 77274, 103032, 115911, 154548, 231822, 309096, 347733, 463644, 695466, 927288, 1390932, 2781864]

約数ペア:

[(1, 2781864), (2, 1390932), (3, 927288), (4, 695466), (6, 463644), (8, 347733), (9, 309096), (12, 231822), (18, 154548), (24, 115911), (27, 103032), (36, 77274), (53, 52488), (54, 51516), (72, 38637), (81, 34344), (106, 26244), (108, 25758), (159, 17496), (162, 17172), (212, 13122), (216, 12879), (243, 11448), (318, 8748), (324, 8586), (424, 6561), (477, 5832), (486, 5724), (636, 4374), (648, 4293), (729, 3816), (954, 2916), (972, 2862), (1272, 2187), (1431, 1944), (1458, 1908)]