17724007

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 21265920

約数和(自身を除く): 3541913

約数列:

[1, 7, 23, 161, 283, 389, 1981, 2723, 6509, 8947, 45563, 62629, 110087, 770609, 2532001, 17724007]

約数ペア:

[(1, 17724007), (7, 2532001), (23, 770609), (161, 110087), (283, 62629), (389, 45563), (1981, 8947), (2723, 6509)]