64664649

素因数分解:

$3^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1933}}^1$

素因数の和:2011

約数の個数: 40

約数和(自身を含む): 112326720

約数和(自身を除く): 47662071

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 81, 177, 189, 413, 531, 567, 1239, 1593, 1933, 3717, 4779, 5799, 11151, 13531, 17397, 33453, 40593, 52191, 114047, 121779, 156573, 342141, 365337, 798329, 1026423, 1096011, 2394987, 3079269, 7184961, 9237807, 21554883, 64664649]

約数ペア:

[(1, 64664649), (3, 21554883), (7, 9237807), (9, 7184961), (21, 3079269), (27, 2394987), (59, 1096011), (63, 1026423), (81, 798329), (177, 365337), (189, 342141), (413, 156573), (531, 121779), (567, 114047), (1239, 52191), (1593, 40593), (1933, 33453), (3717, 17397), (4779, 13531), (5799, 11151)]