51321843

素因数分解:

$3^5\times {\mathrm{127}}^1\times {\mathrm{1663}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 77529088

約数和(自身を除く): 26207245

約数列:

[1, 3, 9, 27, 81, 127, 243, 381, 1143, 1663, 3429, 4989, 10287, 14967, 30861, 44901, 134703, 211201, 404109, 633603, 1900809, 5702427, 17107281, 51321843]

約数ペア:

[(1, 51321843), (3, 17107281), (9, 5702427), (27, 1900809), (81, 633603), (127, 404109), (243, 211201), (381, 134703), (1143, 44901), (1663, 30861), (3429, 14967), (4989, 10287)]