221530582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28307}}^1$

素因数の和:28372

約数の個数: 32

約数和(自身を含む): 418505472

約数和(自身を除く): 196974890

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 3913, 7826, 28307, 56614, 198149, 367991, 396298, 735982, 1217201, 2434402, 2575937, 5151874, 8520407, 15823613, 17040814, 31647226, 110765291, 221530582]

約数ペア:

[(1, 221530582), (2, 110765291), (7, 31647226), (13, 17040814), (14, 15823613), (26, 8520407), (43, 5151874), (86, 2575937), (91, 2434402), (182, 1217201), (301, 735982), (559, 396298), (602, 367991), (1118, 198149), (3913, 56614), (7826, 28307)]