998631

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 1566864

約数和(自身を除く): 568233

約数列:

[1, 3, 9, 17, 51, 61, 107, 153, 183, 321, 549, 963, 1037, 1819, 3111, 5457, 6527, 9333, 16371, 19581, 58743, 110959, 332877, 998631]

約数ペア:

[(1, 998631), (3, 332877), (9, 110959), (17, 58743), (51, 19581), (61, 16371), (107, 9333), (153, 6527), (183, 5457), (321, 3111), (549, 1819), (963, 1037)]