81338235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21433}}^1$

素因数の和:21475

約数の個数: 32

約数和(自身を含む): 148151808

約数和(自身を除く): 66813573

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 21433, 64299, 107165, 235763, 321495, 492959, 707289, 1178815, 1478877, 2464795, 3536445, 5422549, 7394385, 16267647, 27112745, 81338235]

約数ペア:

[(1, 81338235), (3, 27112745), (5, 16267647), (11, 7394385), (15, 5422549), (23, 3536445), (33, 2464795), (55, 1478877), (69, 1178815), (115, 707289), (165, 492959), (253, 321495), (345, 235763), (759, 107165), (1265, 64299), (3795, 21433)]