217259281

素因数分解:

${\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 232243200

約数和(自身を除く): 14983919

約数列:

[1, 19, 127, 179, 503, 2413, 3401, 9557, 22733, 63881, 90037, 431927, 1213739, 1710703, 11434699, 217259281]

約数ペア:

[(1, 217259281), (19, 11434699), (127, 1710703), (179, 1213739), (503, 431927), (2413, 90037), (3401, 63881), (9557, 22733)]