257015964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1127263}}^1$

素因数の和:1127289

約数の個数: 24

約数和(自身を含む): 631267840

約数和(自身を除く): 374251876

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1127263, 2254526, 3381789, 4509052, 6763578, 13527156, 21417997, 42835994, 64253991, 85671988, 128507982, 257015964]

約数ペア:

[(1, 257015964), (2, 128507982), (3, 85671988), (4, 64253991), (6, 42835994), (12, 21417997), (19, 13527156), (38, 6763578), (57, 4509052), (76, 3381789), (114, 2254526), (228, 1127263)]