2021880069

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 3323612160

約数和(自身を除く): 1301732091

約数列:

[1, 3, 9, 11, 27, 33, 99, 131, 157, 297, 331, 393, 471, 993, 1179, 1413, 1441, 1727, 2979, 3537, 3641, 4239, 4323, 5181, 8937, 10923, 12969, 15543, 20567, 32769, 38907, 43361, 46629, 51967, 61701, 98307, 130083, 155901, 185103, 226237, 390249, 467703, 476971, 555309, 571637, 678711, 1170747, 1403109, 1430913, 1714911, 2036133, 4292739, 5144733, 6108399, 6807677, 12878217, 15434199, 20423031, 61269093, 74884447, 183807279, 224653341, 673960023, 2021880069]

約数ペア:

[(1, 2021880069), (3, 673960023), (9, 224653341), (11, 183807279), (27, 74884447), (33, 61269093), (99, 20423031), (131, 15434199), (157, 12878217), (297, 6807677), (331, 6108399), (393, 5144733), (471, 4292739), (993, 2036133), (1179, 1714911), (1413, 1430913), (1441, 1403109), (1727, 1170747), (2979, 678711), (3537, 571637), (3641, 555309), (4239, 476971), (4323, 467703), (5181, 390249), (8937, 226237), (10923, 185103), (12969, 155901), (15543, 130083), (20567, 98307), (32769, 61701), (38907, 51967), (43361, 46629)]