219317

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 16

約数和(自身を含む): 282240

約数和(自身を除く): 62923

約数列:

[1, 7, 17, 19, 97, 119, 133, 323, 679, 1649, 1843, 2261, 11543, 12901, 31331, 219317]

約数ペア:

[(1, 219317), (7, 31331), (17, 12901), (19, 11543), (97, 2261), (119, 1843), (133, 1649), (323, 679)]