16908879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1201}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 25645872

約数和(自身を除く): 8736993

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1201, 3603, 4693, 14079, 15613, 22819, 46839, 68457, 296647, 433561, 889941, 1300683, 5636293, 16908879]

約数ペア:

[(1, 16908879), (3, 5636293), (13, 1300683), (19, 889941), (39, 433561), (57, 296647), (247, 68457), (361, 46839), (741, 22819), (1083, 15613), (1201, 14079), (3603, 4693)]