81271242

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{115771}}^1$

素因数の和:115795

約数の個数: 32

約数和(自身を含む): 194496960

約数和(自身を除く): 113225718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 115771, 231542, 347313, 694626, 1041939, 1505023, 2083878, 3010046, 3125817, 4515069, 6251634, 9030138, 13545207, 27090414, 40635621, 81271242]

約数ペア:

[(1, 81271242), (2, 40635621), (3, 27090414), (6, 13545207), (9, 9030138), (13, 6251634), (18, 4515069), (26, 3125817), (27, 3010046), (39, 2083878), (54, 1505023), (78, 1041939), (117, 694626), (234, 347313), (351, 231542), (702, 115771)]