207117911

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{206911}}^1$

素因数の和:206942

約数の個数: 16

約数和(自身を含む): 278089728

約数和(自身を除く): 70971817

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 206911, 1448377, 2276021, 2689843, 15932147, 18828901, 29588273, 207117911]

約数ペア:

[(1, 207117911), (7, 29588273), (11, 18828901), (13, 15932147), (77, 2689843), (91, 2276021), (143, 1448377), (1001, 206911)]