1628200028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{639011}}^1$

素因数の和:639042

約数の個数: 36

約数和(自身を含む): 3569521032

約数和(自身を除く): 1941321004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 639011, 1278022, 2556044, 4473077, 8307143, 8946154, 16614286, 17892308, 31311539, 33228572, 58150001, 62623078, 116300002, 125246156, 232600004, 407050007, 814100014, 1628200028]

約数ペア:

[(1, 1628200028), (2, 814100014), (4, 407050007), (7, 232600004), (13, 125246156), (14, 116300002), (26, 62623078), (28, 58150001), (49, 33228572), (52, 31311539), (91, 17892308), (98, 16614286), (182, 8946154), (196, 8307143), (364, 4473077), (637, 2556044), (1274, 1278022), (2548, 639011)]