209979042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{384577}}^1$

素因数の和:384602

約数の個数: 32

約数和(自身を含む): 516872832

約数和(自身を除く): 306893790

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 384577, 769154, 1153731, 2307462, 2692039, 4999501, 5384078, 8076117, 9999002, 14998503, 16152234, 29997006, 34996507, 69993014, 104989521, 209979042]

約数ペア:

[(1, 209979042), (2, 104989521), (3, 69993014), (6, 34996507), (7, 29997006), (13, 16152234), (14, 14998503), (21, 9999002), (26, 8076117), (39, 5384078), (42, 4999501), (78, 2692039), (91, 2307462), (182, 1153731), (273, 769154), (546, 384577)]