81606948

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1777}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 197144640

約数和(自身を除く): 115537692

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 89, 129, 172, 178, 258, 267, 356, 516, 534, 1068, 1777, 3554, 3827, 5331, 7108, 7654, 10662, 11481, 15308, 21324, 22962, 45924, 76411, 152822, 158153, 229233, 305644, 316306, 458466, 474459, 632612, 916932, 948918, 1897836, 6800579, 13601158, 20401737, 27202316, 40803474, 81606948]

約数ペア:

[(1, 81606948), (2, 40803474), (3, 27202316), (4, 20401737), (6, 13601158), (12, 6800579), (43, 1897836), (86, 948918), (89, 916932), (129, 632612), (172, 474459), (178, 458466), (258, 316306), (267, 305644), (356, 229233), (516, 158153), (534, 152822), (1068, 76411), (1777, 45924), (3554, 22962), (3827, 21324), (5331, 15308), (7108, 11481), (7654, 10662)]