168239985

素因数分解:

$3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{25903}}^1$

素因数の和:26344

約数の個数: 16

約数和(自身を含む): 269816064

約数和(自身を除く): 101576079

約数列:

[1, 3, 5, 15, 433, 1299, 2165, 6495, 25903, 77709, 129515, 388545, 11215999, 33647997, 56079995, 168239985]

約数ペア:

[(1, 168239985), (3, 56079995), (5, 33647997), (15, 11215999), (433, 388545), (1299, 129515), (2165, 77709), (6495, 25903)]