16865289

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5051}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 28372032

約数和(自身を除く): 11506743

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 5051, 15153, 35357, 45459, 106071, 267703, 318213, 803109, 1873921, 2409327, 5621763, 16865289]

約数ペア:

[(1, 16865289), (3, 5621763), (7, 2409327), (9, 1873921), (21, 803109), (53, 318213), (63, 267703), (159, 106071), (371, 45459), (477, 35357), (1113, 15153), (3339, 5051)]