71561965

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{4289}}^1$

素因数の和:4412

約数の個数: 16

約数和(自身を含む): 88957440

約数和(自身を除く): 17395475

約数列:

[1, 5, 47, 71, 235, 355, 3337, 4289, 16685, 21445, 201583, 304519, 1007915, 1522595, 14312393, 71561965]

約数ペア:

[(1, 71561965), (5, 14312393), (47, 1522595), (71, 1007915), (235, 304519), (355, 201583), (3337, 21445), (4289, 16685)]