78968685

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{74149}}^1$

素因数の和:74228

約数の個数: 16

約数和(自身を含む): 128131200

約数和(自身を除く): 49162515

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 74149, 222447, 370745, 1112235, 5264579, 15793737, 26322895, 78968685]

約数ペア:

[(1, 78968685), (3, 26322895), (5, 15793737), (15, 5264579), (71, 1112235), (213, 370745), (355, 222447), (1065, 74149)]