205890295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{43391}}^1$

素因数の和:43482

約数の個数: 16

約数和(自身を含む): 269724672

約数和(自身を除く): 63834377

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 43391, 216955, 564083, 2820415, 3167543, 15837715, 41178059, 205890295]

約数ペア:

[(1, 205890295), (5, 41178059), (13, 15837715), (65, 3167543), (73, 2820415), (365, 564083), (949, 216955), (4745, 43391)]