2661605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 3420144

約数和(自身を除く): 758539

約数列:

[1, 5, 17, 85, 173, 181, 865, 905, 2941, 3077, 14705, 15385, 31313, 156565, 532321, 2661605]

約数ペア:

[(1, 2661605), (5, 532321), (17, 156565), (85, 31313), (173, 15385), (181, 14705), (865, 3077), (905, 2941)]