81270972

素因数分解:

$2^2\times 3^3\times {\mathrm{479}}^1\times {\mathrm{1571}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 211276800

約数和(自身を除く): 130005828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 479, 958, 1437, 1571, 1916, 2874, 3142, 4311, 4713, 5748, 6284, 8622, 9426, 12933, 14139, 17244, 18852, 25866, 28278, 42417, 51732, 56556, 84834, 169668, 752509, 1505018, 2257527, 3010036, 4515054, 6772581, 9030108, 13545162, 20317743, 27090324, 40635486, 81270972]

約数ペア:

[(1, 81270972), (2, 40635486), (3, 27090324), (4, 20317743), (6, 13545162), (9, 9030108), (12, 6772581), (18, 4515054), (27, 3010036), (36, 2257527), (54, 1505018), (108, 752509), (479, 169668), (958, 84834), (1437, 56556), (1571, 51732), (1916, 42417), (2874, 28278), (3142, 25866), (4311, 18852), (4713, 17244), (5748, 14139), (6284, 12933), (8622, 9426)]