1640886903

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13697}}^1$

素因数の和:13758

約数の個数: 48

約数和(自身を含む): 2692478880

約数和(自身を除く): 1051591977

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 243, 261, 459, 493, 783, 1377, 1479, 2349, 4131, 4437, 7047, 13311, 13697, 39933, 41091, 119799, 123273, 232849, 369819, 397213, 698547, 1109457, 1191639, 2095641, 3328371, 3574917, 6286923, 6752621, 10724751, 18860769, 20257863, 32174253, 56582307, 60773589, 96522759, 182320767, 546962301, 1640886903]

約数ペア:

[(1, 1640886903), (3, 546962301), (9, 182320767), (17, 96522759), (27, 60773589), (29, 56582307), (51, 32174253), (81, 20257863), (87, 18860769), (153, 10724751), (243, 6752621), (261, 6286923), (459, 3574917), (493, 3328371), (783, 2095641), (1377, 1191639), (1479, 1109457), (2349, 698547), (4131, 397213), (4437, 369819), (7047, 232849), (13311, 123273), (13697, 119799), (39933, 41091)]