16891105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 25659648

約数和(自身を除く): 8768543

約数列:

[1, 5, 7, 11, 35, 55, 73, 77, 365, 385, 511, 601, 803, 2555, 3005, 4015, 4207, 5621, 6611, 21035, 28105, 33055, 43873, 46277, 219365, 231385, 307111, 482603, 1535555, 2413015, 3378221, 16891105]

約数ペア:

[(1, 16891105), (5, 3378221), (7, 2413015), (11, 1535555), (35, 482603), (55, 307111), (73, 231385), (77, 219365), (365, 46277), (385, 43873), (511, 33055), (601, 28105), (803, 21035), (2555, 6611), (3005, 5621), (4015, 4207)]