199045005

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{81409}}^1$

素因数の和:81580

約数の個数: 16

約数和(自身を含む): 320429760

約数和(自身を除く): 121384755

約数列:

[1, 3, 5, 15, 163, 489, 815, 2445, 81409, 244227, 407045, 1221135, 13269667, 39809001, 66348335, 199045005]

約数ペア:

[(1, 199045005), (3, 66348335), (5, 39809001), (15, 13269667), (163, 1221135), (489, 407045), (815, 244227), (2445, 81409)]