520730109

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{443}}^1\times {\mathrm{997}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 760380192

約数和(自身を除く): 239650083

約数列:

[1, 3, 9, 131, 393, 443, 997, 1179, 1329, 2991, 3987, 8973, 58033, 130607, 174099, 391821, 441671, 522297, 1175463, 1325013, 3975039, 57858901, 173576703, 520730109]

約数ペア:

[(1, 520730109), (3, 173576703), (9, 57858901), (131, 3975039), (393, 1325013), (443, 1175463), (997, 522297), (1179, 441671), (1329, 391821), (2991, 174099), (3987, 130607), (8973, 58033)]