89997345

素因数分解:

$3^3\times 5^1\times {\mathrm{666647}}^1$

素因数の和:666661

約数の個数: 16

約数和(自身を含む): 159995520

約数和(自身を除く): 69998175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 666647, 1999941, 3333235, 5999823, 9999705, 17999469, 29999115, 89997345]

約数ペア:

[(1, 89997345), (3, 29999115), (5, 17999469), (9, 9999705), (15, 5999823), (27, 3333235), (45, 1999941), (135, 666647)]