257721167158

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1\times {\mathrm{9629}}^1$

素因数の和:10589

約数の個数: 64

約数和(自身を含む): 478880640000

約数和(自身を除く): 221159472842

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 199, 398, 739, 1393, 1478, 2587, 2786, 5173, 5174, 9607, 9629, 10346, 18109, 19214, 19258, 36218, 67249, 67403, 125177, 134498, 134806, 147061, 250354, 294122, 876239, 1029427, 1752478, 1911793, 1916171, 2058854, 3823586, 3832342, 7115831, 13382551, 13413197, 14231662, 24910223, 26765102, 26826394, 49810817, 49820446, 92505803, 99621634, 174371561, 185011606, 348743122, 647540621, 1295081242, 1416050369, 2832100738, 9912352583, 18408654797, 19824705166, 36817309594, 128860583579, 257721167158]

約数ペア:

[(1, 257721167158), (2, 128860583579), (7, 36817309594), (13, 19824705166), (14, 18408654797), (26, 9912352583), (91, 2832100738), (182, 1416050369), (199, 1295081242), (398, 647540621), (739, 348743122), (1393, 185011606), (1478, 174371561), (2587, 99621634), (2786, 92505803), (5173, 49820446), (5174, 49810817), (9607, 26826394), (9629, 26765102), (10346, 24910223), (18109, 14231662), (19214, 13413197), (19258, 13382551), (36218, 7115831), (67249, 3832342), (67403, 3823586), (125177, 2058854), (134498, 1916171), (134806, 1911793), (147061, 1752478), (250354, 1029427), (294122, 876239)]