30841993

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 40804608

約数和(自身を除く): 9962615

約数列:

[1, 7, 13, 29, 31, 91, 169, 203, 217, 377, 403, 841, 899, 1183, 2639, 2821, 4901, 5239, 5887, 6293, 10933, 11687, 26071, 34307, 36673, 76531, 81809, 142129, 151931, 182497, 338923, 994903, 1063517, 2372461, 4405999, 30841993]

約数ペア:

[(1, 30841993), (7, 4405999), (13, 2372461), (29, 1063517), (31, 994903), (91, 338923), (169, 182497), (203, 151931), (217, 142129), (377, 81809), (403, 76531), (841, 36673), (899, 34307), (1183, 26071), (2639, 11687), (2821, 10933), (4901, 6293), (5239, 5887)]