2005706885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4408147}}^1$

素因数の和:4408172

約数の個数: 16

約数和(自身を含む): 2962275456

約数和(自身を除く): 956568571

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4408147, 22040735, 30857029, 57305911, 154285145, 286529555, 401141377, 2005706885]

約数ペア:

[(1, 2005706885), (5, 401141377), (7, 286529555), (13, 154285145), (35, 57305911), (65, 30857029), (91, 22040735), (455, 4408147)]