15704997903

素因数分解:

$3^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53993}}^1$

素因数の和:54040

約数の個数: 64

約数和(自身を含む): 28336051200

約数和(自身を除く): 12631053297

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 729, 1197, 1539, 1701, 2187, 3591, 4617, 5103, 10773, 13851, 15309, 32319, 41553, 53993, 96957, 161979, 290871, 377951, 485937, 1025867, 1133853, 1457811, 3077601, 3401559, 4373433, 7181069, 9232803, 10204677, 13120299, 21543207, 27698409, 30614031, 39360897, 64629621, 83095227, 91842093, 118082691, 193888863, 249285681, 275526279, 581666589, 747857043, 826578837, 1744999767, 2243571129, 5234999301, 15704997903]

約数ペア:

[(1, 15704997903), (3, 5234999301), (7, 2243571129), (9, 1744999767), (19, 826578837), (21, 747857043), (27, 581666589), (57, 275526279), (63, 249285681), (81, 193888863), (133, 118082691), (171, 91842093), (189, 83095227), (243, 64629621), (399, 39360897), (513, 30614031), (567, 27698409), (729, 21543207), (1197, 13120299), (1539, 10204677), (1701, 9232803), (2187, 7181069), (3591, 4373433), (4617, 3401559), (5103, 3077601), (10773, 1457811), (13851, 1133853), (15309, 1025867), (32319, 485937), (41553, 377951), (53993, 290871), (96957, 161979)]