15816465

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{797}}^1$

素因数の和:828

約数の個数: 60

約数和(自身を含む): 33022836

約数和(自身を除く): 17206371

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 797, 945, 1323, 2205, 2391, 2835, 3969, 3985, 5579, 6615, 7173, 11955, 16737, 19845, 21519, 27895, 35865, 39053, 50211, 64557, 83685, 107595, 117159, 150633, 195265, 251055, 322785, 351477, 451899, 585795, 753165, 1054431, 1757385, 2259495, 3163293, 5272155, 15816465]

約数ペア:

[(1, 15816465), (3, 5272155), (5, 3163293), (7, 2259495), (9, 1757385), (15, 1054431), (21, 753165), (27, 585795), (35, 451899), (45, 351477), (49, 322785), (63, 251055), (81, 195265), (105, 150633), (135, 117159), (147, 107595), (189, 83685), (245, 64557), (315, 50211), (405, 39053), (441, 35865), (567, 27895), (735, 21519), (797, 19845), (945, 16737), (1323, 11955), (2205, 7173), (2391, 6615), (2835, 5579), (3969, 3985)]