2804745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 4774464

約数和(自身を除く): 1969719

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 647, 867, 1445, 1941, 3235, 4335, 9705, 10999, 32997, 54995, 164985, 186983, 560949, 934915, 2804745]

約数ペア:

[(1, 2804745), (3, 934915), (5, 560949), (15, 186983), (17, 164985), (51, 54995), (85, 32997), (255, 10999), (289, 9705), (647, 4335), (867, 3235), (1445, 1941)]