81387105

素因数分解:

$3^1\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{4229}}^1$

素因数の和:5520

約数の個数: 16

約数和(自身を含む): 130351680

約数和(自身を除く): 48964575

約数列:

[1, 3, 5, 15, 1283, 3849, 4229, 6415, 12687, 19245, 21145, 63435, 5425807, 16277421, 27129035, 81387105]

約数ペア:

[(1, 81387105), (3, 27129035), (5, 16277421), (15, 5425807), (1283, 63435), (3849, 21145), (4229, 19245), (6415, 12687)]