204489515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{27031}}^1$

素因数の和:27142

約数の個数: 16

約数和(自身を含む): 262751040

約数和(自身を除く): 58261525

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 27031, 135155, 459527, 2297635, 2405759, 12028795, 40897903, 204489515]

約数ペア:

[(1, 204489515), (5, 40897903), (17, 12028795), (85, 2405759), (89, 2297635), (445, 459527), (1513, 135155), (7565, 27031)]