207949797

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 349607232

約数和(自身を除く): 141657435

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 157, 187, 471, 561, 787, 1413, 1683, 1727, 2361, 2669, 5181, 7083, 8007, 8657, 13379, 15543, 24021, 25971, 29359, 40137, 77913, 88077, 120411, 123559, 147169, 264231, 370677, 441507, 1112031, 1324521, 1359149, 2100503, 4077447, 6301509, 12232341, 18904527, 23105533, 69316599, 207949797]

約数ペア:

[(1, 207949797), (3, 69316599), (9, 23105533), (11, 18904527), (17, 12232341), (33, 6301509), (51, 4077447), (99, 2100503), (153, 1359149), (157, 1324521), (187, 1112031), (471, 441507), (561, 370677), (787, 264231), (1413, 147169), (1683, 123559), (1727, 120411), (2361, 88077), (2669, 77913), (5181, 40137), (7083, 29359), (8007, 25971), (8657, 24021), (13379, 15543)]