208025314

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 384417792

約数和(自身を除く): 176392478

約数列:

[1, 2, 7, 14, 31, 43, 62, 71, 86, 142, 157, 217, 301, 314, 434, 497, 602, 994, 1099, 1333, 2198, 2201, 2666, 3053, 4402, 4867, 6106, 6751, 9331, 9734, 11147, 13502, 15407, 18662, 21371, 22294, 30814, 34069, 42742, 47257, 68138, 78029, 94514, 94643, 156058, 189286, 209281, 345557, 418562, 479321, 662501, 691114, 958642, 1325002, 1464967, 2418899, 2929934, 3355247, 4837798, 6710494, 14858951, 29717902, 104012657, 208025314]

約数ペア:

[(1, 208025314), (2, 104012657), (7, 29717902), (14, 14858951), (31, 6710494), (43, 4837798), (62, 3355247), (71, 2929934), (86, 2418899), (142, 1464967), (157, 1325002), (217, 958642), (301, 691114), (314, 662501), (434, 479321), (497, 418562), (602, 345557), (994, 209281), (1099, 189286), (1333, 156058), (2198, 94643), (2201, 94514), (2666, 78029), (3053, 68138), (4402, 47257), (4867, 42742), (6106, 34069), (6751, 30814), (9331, 22294), (9734, 21371), (11147, 18662), (13502, 15407)]