997600851

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8501}}^1$

素因数の和:8596

約数の個数: 48

約数和(自身を含む): 1671153120

約数和(自身を除く): 673552269

約数列:

[1, 3, 9, 13, 17, 39, 51, 59, 117, 153, 177, 221, 531, 663, 767, 1003, 1989, 2301, 3009, 6903, 8501, 9027, 13039, 25503, 39117, 76509, 110513, 117351, 144517, 331539, 433551, 501559, 994617, 1300653, 1504677, 1878721, 4514031, 5636163, 6520267, 8526503, 16908489, 19560801, 25579509, 58682403, 76738527, 110844539, 332533617, 997600851]

約数ペア:

[(1, 997600851), (3, 332533617), (9, 110844539), (13, 76738527), (17, 58682403), (39, 25579509), (51, 19560801), (59, 16908489), (117, 8526503), (153, 6520267), (177, 5636163), (221, 4514031), (531, 1878721), (663, 1504677), (767, 1300653), (1003, 994617), (1989, 501559), (2301, 433551), (3009, 331539), (6903, 144517), (8501, 117351), (9027, 110513), (13039, 76509), (25503, 39117)]