16985493

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5087}}^1$

素因数の和:5153

約数の個数: 24

約数和(自身を含む): 28574208

約数和(自身を除く): 11588715

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 5087, 15261, 35609, 45783, 106827, 269611, 320481, 808833, 1887277, 2426499, 5661831, 16985493]

約数ペア:

[(1, 16985493), (3, 5661831), (7, 2426499), (9, 1887277), (21, 808833), (53, 320481), (63, 269611), (159, 106827), (371, 45783), (477, 35609), (1113, 15261), (3339, 5087)]