16672941

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 25159680

約数和(自身を除く): 8486739

約数列:

[1, 3, 9, 29, 87, 127, 261, 381, 503, 1143, 1509, 3683, 4527, 11049, 14587, 33147, 43761, 63881, 131283, 191643, 574929, 1852549, 5557647, 16672941]

約数ペア:

[(1, 16672941), (3, 5557647), (9, 1852549), (29, 574929), (87, 191643), (127, 131283), (261, 63881), (381, 43761), (503, 33147), (1143, 14587), (1509, 11049), (3683, 4527)]