42560397

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 71287392

約数和(自身を除く): 28726995

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 1291, 2997, 3663, 3873, 10989, 11619, 14201, 32967, 34857, 42603, 47767, 104571, 127809, 143301, 383427, 429903, 525437, 1150281, 1289709, 1576311, 3869127, 4728933, 14186799, 42560397]

約数ペア:

[(1, 42560397), (3, 14186799), (9, 4728933), (11, 3869127), (27, 1576311), (33, 1289709), (37, 1150281), (81, 525437), (99, 429903), (111, 383427), (297, 143301), (333, 127809), (407, 104571), (891, 47767), (999, 42603), (1221, 34857), (1291, 32967), (2997, 14201), (3663, 11619), (3873, 10989)]