251447133

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{683}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 392933376

約数和(自身を除く): 141486243

約数列:

[1, 3, 7, 21, 47, 141, 329, 373, 683, 987, 1119, 2049, 2611, 4781, 7833, 14343, 17531, 32101, 52593, 96303, 122717, 224707, 254759, 368151, 674121, 764277, 1783313, 5349939, 11973673, 35921019, 83815711, 251447133]

約数ペア:

[(1, 251447133), (3, 83815711), (7, 35921019), (21, 11973673), (47, 5349939), (141, 1783313), (329, 764277), (373, 674121), (683, 368151), (987, 254759), (1119, 224707), (2049, 122717), (2611, 96303), (4781, 52593), (7833, 32101), (14343, 17531)]