51225993

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20849}}^1$

素因数の和:20878

約数の個数: 32

約数和(自身を含む): 93408000

約数和(自身を除く): 42182007

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 20849, 62547, 145943, 187641, 271037, 437829, 562923, 813111, 1313487, 1897259, 2439333, 3940461, 5691777, 7317999, 17075331, 51225993]

約数ペア:

[(1, 51225993), (3, 17075331), (7, 7317999), (9, 5691777), (13, 3940461), (21, 2439333), (27, 1897259), (39, 1313487), (63, 813111), (91, 562923), (117, 437829), (189, 271037), (273, 187641), (351, 145943), (819, 62547), (2457, 20849)]