201997278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21961}}^1$

素因数の和:22049

約数の個数: 48

約数和(自身を含む): 507058656

約数和(自身を除く): 305061378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 3066, 4599, 9198, 21961, 43922, 65883, 131766, 153727, 197649, 307454, 395298, 461181, 922362, 1383543, 1603153, 2767086, 3206306, 4809459, 9618918, 11222071, 14428377, 22444142, 28856754, 33666213, 67332426, 100998639, 201997278]

約数ペア:

[(1, 201997278), (2, 100998639), (3, 67332426), (6, 33666213), (7, 28856754), (9, 22444142), (14, 14428377), (18, 11222071), (21, 9618918), (42, 4809459), (63, 3206306), (73, 2767086), (126, 1603153), (146, 1383543), (219, 922362), (438, 461181), (511, 395298), (657, 307454), (1022, 197649), (1314, 153727), (1533, 131766), (3066, 65883), (4599, 43922), (9198, 21961)]