157213953

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:397

約数の個数: 56

約数和(自身を含む): 259460712

約数和(自身を除く): 102246759

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 243, 313, 351, 477, 689, 729, 939, 1053, 1431, 2067, 2817, 3159, 4069, 4293, 6201, 8451, 9477, 12207, 12879, 16589, 18603, 25353, 36621, 38637, 49767, 55809, 76059, 109863, 149301, 167427, 215657, 228177, 329589, 447903, 502281, 646971, 988767, 1343709, 1940913, 2966301, 4031127, 5822739, 12093381, 17468217, 52404651, 157213953]

約数ペア:

[(1, 157213953), (3, 52404651), (9, 17468217), (13, 12093381), (27, 5822739), (39, 4031127), (53, 2966301), (81, 1940913), (117, 1343709), (159, 988767), (243, 646971), (313, 502281), (351, 447903), (477, 329589), (689, 228177), (729, 215657), (939, 167427), (1053, 149301), (1431, 109863), (2067, 76059), (2817, 55809), (3159, 49767), (4069, 38637), (4293, 36621), (6201, 25353), (8451, 18603), (9477, 16589), (12207, 12879)]