71385891

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{5479}}^1$

素因数の和:5626

約数の個数: 16

約数和(自身を含む): 98376960

約数和(自身を除く): 26991069

約数列:

[1, 3, 43, 101, 129, 303, 4343, 5479, 13029, 16437, 235597, 553379, 706791, 1660137, 23795297, 71385891]

約数ペア:

[(1, 71385891), (3, 23795297), (43, 1660137), (101, 706791), (129, 553379), (303, 235597), (4343, 16437), (5479, 13029)]