212181569327

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1\times {\mathrm{22531}}^1$

素因数の和:23223

約数の個数: 32

約数和(自身を含む): 262856509440

約数和(自身を除く): 50674940113

約数列:

[1, 7, 13, 91, 239, 433, 1673, 3031, 3107, 5629, 21749, 22531, 39403, 103487, 157717, 292903, 724409, 1345331, 2050321, 5384909, 9417317, 9755923, 37694363, 68291461, 70003817, 126826999, 490026719, 887788993, 2331665597, 16321659179, 30311652761, 212181569327]

約数ペア:

[(1, 212181569327), (7, 30311652761), (13, 16321659179), (91, 2331665597), (239, 887788993), (433, 490026719), (1673, 126826999), (3031, 70003817), (3107, 68291461), (5629, 37694363), (21749, 9755923), (22531, 9417317), (39403, 5384909), (103487, 2050321), (157717, 1345331), (292903, 724409)]