2128655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 2747520

約数和(自身を除く): 618865

約数列:

[1, 5, 17, 79, 85, 317, 395, 1343, 1585, 5389, 6715, 25043, 26945, 125215, 425731, 2128655]

約数ペア:

[(1, 2128655), (5, 425731), (17, 125215), (79, 26945), (85, 25043), (317, 6715), (395, 5389), (1343, 1585)]