218183787

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{36899}}^1$

素因数の和:36984

約数の個数: 20

約数和(自身を含む): 330402600

約数和(自身を除く): 112218813

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 36899, 110697, 332091, 996273, 2693627, 2988819, 8080881, 24242643, 72727929, 218183787]

約数ペア:

[(1, 218183787), (3, 72727929), (9, 24242643), (27, 8080881), (73, 2988819), (81, 2693627), (219, 996273), (657, 332091), (1971, 110697), (5913, 36899)]