871495233

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137873}}^1$

素因数の和:137933

約数の個数: 24

約数和(自身を含む): 1383151968

約数和(自身を除く): 511656735

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 137873, 413619, 965111, 2895333, 5928539, 6755777, 17785617, 20267331, 41499773, 124499319, 290498411, 871495233]

約数ペア:

[(1, 871495233), (3, 290498411), (7, 124499319), (21, 41499773), (43, 20267331), (49, 17785617), (129, 6755777), (147, 5928539), (301, 2895333), (903, 965111), (2107, 413619), (6321, 137873)]