81304665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{416947}}^1$

素因数の和:416968

約数の個数: 16

約数和(自身を含む): 140094528

約数和(自身を除く): 58789863

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 416947, 1250841, 2084735, 5420311, 6254205, 16260933, 27101555, 81304665]

約数ペア:

[(1, 81304665), (3, 27101555), (5, 16260933), (13, 6254205), (15, 5420311), (39, 2084735), (65, 1250841), (195, 416947)]