4155921

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2026

約数の個数: 32

約数和(自身を含む): 7680000

約数和(自身を除く): 3524079

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1999, 2079, 5997, 13993, 17991, 21989, 41979, 53973, 65967, 125937, 153923, 197901, 377811, 461769, 593703, 1385307, 4155921]

約数ペア:

[(1, 4155921), (3, 1385307), (7, 593703), (9, 461769), (11, 377811), (21, 197901), (27, 153923), (33, 125937), (63, 65967), (77, 53973), (99, 41979), (189, 21989), (231, 17991), (297, 13993), (693, 5997), (1999, 2079)]