2179120945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{288053}}^1$

素因数の和:288164

約数の個数: 16

約数和(自身を含む): 2799884880

約数和(自身を除く): 620763935

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 288053, 1440265, 4896901, 24484505, 25636717, 128183585, 435824189, 2179120945]

約数ペア:

[(1, 2179120945), (5, 435824189), (17, 128183585), (85, 25636717), (89, 24484505), (445, 4896901), (1513, 1440265), (7565, 288053)]