217872284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{907}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 456411648

約数和(自身を除く): 238539364

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 373, 644, 746, 907, 1492, 1814, 2611, 3628, 5222, 6349, 8579, 10444, 12698, 17158, 20861, 25396, 34316, 41722, 60053, 83444, 120106, 146027, 240212, 292054, 338311, 584108, 676622, 1353244, 2368177, 4736354, 7781153, 9472708, 15562306, 31124612, 54468071, 108936142, 217872284]

約数ペア:

[(1, 217872284), (2, 108936142), (4, 54468071), (7, 31124612), (14, 15562306), (23, 9472708), (28, 7781153), (46, 4736354), (92, 2368177), (161, 1353244), (322, 676622), (373, 584108), (644, 338311), (746, 292054), (907, 240212), (1492, 146027), (1814, 120106), (2611, 83444), (3628, 60053), (5222, 41722), (6349, 34316), (8579, 25396), (10444, 20861), (12698, 17158)]