208240225739

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{8087}}^1$

素因数の和:8460

約数の個数: 64

約数和(自身を含む): 275887503360

約数和(自身を除く): 67647277621

約数列:

[1, 7, 13, 19, 53, 91, 133, 247, 281, 371, 689, 1007, 1729, 1967, 3653, 4823, 5339, 7049, 8087, 13091, 14893, 25571, 37373, 56609, 69407, 91637, 104251, 105131, 153653, 193609, 282967, 428611, 485849, 735917, 1075571, 1355263, 1980769, 1997489, 2272447, 3000277, 3678571, 5571943, 8143609, 13982423, 15907129, 25749997, 29541811, 39003601, 43176493, 57005263, 105866917, 120439691, 206792677, 302235451, 561294409, 741068419, 843077837, 1565715983, 2288354129, 3929060863, 10960011881, 16018478903, 29748603677, 208240225739]

約数ペア:

[(1, 208240225739), (7, 29748603677), (13, 16018478903), (19, 10960011881), (53, 3929060863), (91, 2288354129), (133, 1565715983), (247, 843077837), (281, 741068419), (371, 561294409), (689, 302235451), (1007, 206792677), (1729, 120439691), (1967, 105866917), (3653, 57005263), (4823, 43176493), (5339, 39003601), (7049, 29541811), (8087, 25749997), (13091, 15907129), (14893, 13982423), (25571, 8143609), (37373, 5571943), (56609, 3678571), (69407, 3000277), (91637, 2272447), (104251, 1997489), (105131, 1980769), (153653, 1355263), (193609, 1075571), (282967, 735917), (428611, 485849)]