16681491

素因数分解:

$3^3\times {\mathrm{317}}^1\times {\mathrm{1949}}^1$

素因数の和:2275

約数の個数: 16

約数和(自身を含む): 24804000

約数和(自身を除く): 8122509

約数列:

[1, 3, 9, 27, 317, 951, 1949, 2853, 5847, 8559, 17541, 52623, 617833, 1853499, 5560497, 16681491]

約数ペア:

[(1, 16681491), (3, 5560497), (9, 1853499), (27, 617833), (317, 52623), (951, 17541), (1949, 8559), (2853, 5847)]