81082764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321757}}^1$

素因数の和:321774

約数の個数: 36

約数和(自身を含む): 234239824

約数和(自身を除く): 153157060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321757, 643514, 965271, 1287028, 1930542, 2252299, 2895813, 3861084, 4504598, 5791626, 6756897, 9009196, 11583252, 13513794, 20270691, 27027588, 40541382, 81082764]

約数ペア:

[(1, 81082764), (2, 40541382), (3, 27027588), (4, 20270691), (6, 13513794), (7, 11583252), (9, 9009196), (12, 6756897), (14, 5791626), (18, 4504598), (21, 3861084), (28, 2895813), (36, 2252299), (42, 1930542), (63, 1287028), (84, 965271), (126, 643514), (252, 321757)]