7967207961

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{649483}}^1$

素因数の和:649565

約数の個数: 24

約数和(自身を含む): 12158340480

約数和(自身を除く): 4191132519

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 4089, 12267, 649483, 1948449, 5845347, 18835007, 30525701, 56505021, 91577103, 169515063, 274731309, 885245329, 2655735987, 7967207961]

約数ペア:

[(1, 7967207961), (3, 2655735987), (9, 885245329), (29, 274731309), (47, 169515063), (87, 91577103), (141, 56505021), (261, 30525701), (423, 18835007), (1363, 5845347), (4089, 1948449), (12267, 649483)]