2889405

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 5443200

約数和(自身を除く): 2553795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 1259, 2295, 3777, 6295, 11331, 18885, 21403, 33993, 56655, 64209, 107015, 169965, 192627, 321045, 577881, 963135, 2889405]

約数ペア:

[(1, 2889405), (3, 963135), (5, 577881), (9, 321045), (15, 192627), (17, 169965), (27, 107015), (45, 64209), (51, 56655), (85, 33993), (135, 21403), (153, 18885), (255, 11331), (459, 6295), (765, 3777), (1259, 2295)]