639069066

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109919}}^1$

素因数の和:109963

約数の個数: 48

約数和(自身を含む): 1543276800

約数和(自身を除く): 904207734

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5814, 109919, 219838, 329757, 659514, 989271, 1868623, 1978542, 2088461, 3737246, 4176922, 5605869, 6265383, 11211738, 12530766, 16817607, 18796149, 33635214, 35503837, 37592298, 71007674, 106511511, 213023022, 319534533, 639069066]

約数ペア:

[(1, 639069066), (2, 319534533), (3, 213023022), (6, 106511511), (9, 71007674), (17, 37592298), (18, 35503837), (19, 33635214), (34, 18796149), (38, 16817607), (51, 12530766), (57, 11211738), (102, 6265383), (114, 5605869), (153, 4176922), (171, 3737246), (306, 2088461), (323, 1978542), (342, 1868623), (646, 989271), (969, 659514), (1938, 329757), (2907, 219838), (5814, 109919)]