56979369

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1728

約数の個数: 28

約数和(自身を含む): 87300096

約数和(自身を除く): 30320727

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 729, 1269, 1663, 3807, 4989, 11421, 14967, 34263, 44901, 78161, 134703, 234483, 404109, 703449, 1212327, 2110347, 6331041, 18993123, 56979369]

約数ペア:

[(1, 56979369), (3, 18993123), (9, 6331041), (27, 2110347), (47, 1212327), (81, 703449), (141, 404109), (243, 234483), (423, 134703), (729, 78161), (1269, 44901), (1663, 34263), (3807, 14967), (4989, 11421)]