641036673

素因数分解:

$3^6\times {\mathrm{719}}^1\times {\mathrm{1223}}^1$

素因数の和:1960

約数の個数: 28

約数和(自身を含む): 963239040

約数和(自身を除く): 322202367

約数列:

[1, 3, 9, 27, 81, 243, 719, 729, 1223, 2157, 3669, 6471, 11007, 19413, 33021, 58239, 99063, 174717, 297189, 524151, 879337, 891567, 2638011, 7914033, 23742099, 71226297, 213678891, 641036673]

約数ペア:

[(1, 641036673), (3, 213678891), (9, 71226297), (27, 23742099), (81, 7914033), (243, 2638011), (719, 891567), (729, 879337), (1223, 524151), (2157, 297189), (3669, 174717), (6471, 99063), (11007, 58239), (19413, 33021)]