67751649

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 115644672

約数和(自身を除く): 47893023

約数列:

[1, 3, 7, 9, 21, 53, 63, 103, 159, 197, 309, 371, 477, 591, 721, 927, 1113, 1379, 1773, 2163, 3339, 4137, 5459, 6489, 10441, 12411, 16377, 20291, 31323, 38213, 49131, 60873, 73087, 93969, 114639, 142037, 182619, 219261, 343917, 426111, 657783, 1075423, 1278333, 3226269, 7527961, 9678807, 22583883, 67751649]

約数ペア:

[(1, 67751649), (3, 22583883), (7, 9678807), (9, 7527961), (21, 3226269), (53, 1278333), (63, 1075423), (103, 657783), (159, 426111), (197, 343917), (309, 219261), (371, 182619), (477, 142037), (591, 114639), (721, 93969), (927, 73087), (1113, 60873), (1379, 49131), (1773, 38213), (2163, 31323), (3339, 20291), (4137, 16377), (5459, 12411), (6489, 10441)]