168283521

素因数分解:

$3^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1709}}^1$

素因数の和:2246

約数の個数: 32

約数和(自身を含む): 285638400

約数和(自身を除く): 117354879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 521, 1563, 1709, 3647, 4689, 5127, 10941, 11963, 14067, 15381, 32823, 35889, 46143, 98469, 107667, 323001, 890389, 2671167, 6232723, 8013501, 18698169, 24040503, 56094507, 168283521]

約数ペア:

[(1, 168283521), (3, 56094507), (7, 24040503), (9, 18698169), (21, 8013501), (27, 6232723), (63, 2671167), (189, 890389), (521, 323001), (1563, 107667), (1709, 98469), (3647, 46143), (4689, 35889), (5127, 32823), (10941, 15381), (11963, 14067)]