6780213

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 11272320

約数和(自身を除く): 4492107

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 617, 999, 1221, 1851, 3663, 5553, 6787, 10989, 16659, 20361, 22829, 61083, 68487, 183249, 205461, 251119, 616383, 753357, 2260071, 6780213]

約数ペア:

[(1, 6780213), (3, 2260071), (9, 753357), (11, 616383), (27, 251119), (33, 205461), (37, 183249), (99, 68487), (111, 61083), (297, 22829), (333, 20361), (407, 16659), (617, 10989), (999, 6787), (1221, 5553), (1851, 3663)]