289278847

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{20029}}^1$

素因数の和:20154

約数の個数: 16

約数和(自身を含む): 343234080

約数和(自身を除く): 53955233

約数列:

[1, 11, 13, 101, 143, 1111, 1313, 14443, 20029, 220319, 260377, 2022929, 2864147, 22252219, 26298077, 289278847]

約数ペア:

[(1, 289278847), (11, 26298077), (13, 22252219), (101, 2864147), (143, 2022929), (1111, 260377), (1313, 220319), (14443, 20029)]