988155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{3137}}^1$

素因数の和:3155

約数の個数: 24

約数和(自身を含む): 1958112

約数和(自身を除く): 969957

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 3137, 9411, 15685, 21959, 28233, 47055, 65877, 109795, 141165, 197631, 329385, 988155]

約数ペア:

[(1, 988155), (3, 329385), (5, 197631), (7, 141165), (9, 109795), (15, 65877), (21, 47055), (35, 28233), (45, 21959), (63, 15685), (105, 9411), (315, 3137)]