1988673

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 2822400

約数和(自身を除く): 833727

約数列:

[1, 3, 19, 57, 139, 251, 417, 753, 2641, 4769, 7923, 14307, 34889, 104667, 662891, 1988673]

約数ペア:

[(1, 1988673), (3, 662891), (19, 104667), (57, 34889), (139, 14307), (251, 7923), (417, 4769), (753, 2641)]