9990351

素因数分解:

$3^3\times 7^1\times {\mathrm{52859}}^1$

素因数の和:52875

約数の個数: 16

約数和(自身を含む): 16915200

約数和(自身を除く): 6924849

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 52859, 158577, 370013, 475731, 1110039, 1427193, 3330117, 9990351]

約数ペア:

[(1, 9990351), (3, 3330117), (7, 1427193), (9, 1110039), (21, 475731), (27, 370013), (63, 158577), (189, 52859)]