261132162

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61909}}^1$

素因数の和:61970

約数の個数: 32

約数和(自身を含む): 564619200

約数和(自身を除く): 303487038

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 703, 1406, 2109, 4218, 61909, 123818, 185727, 371454, 1176271, 2290633, 2352542, 3528813, 4581266, 6871899, 7057626, 13743798, 43522027, 87044054, 130566081, 261132162]

約数ペア:

[(1, 261132162), (2, 130566081), (3, 87044054), (6, 43522027), (19, 13743798), (37, 7057626), (38, 6871899), (57, 4581266), (74, 3528813), (111, 2352542), (114, 2290633), (222, 1176271), (703, 371454), (1406, 185727), (2109, 123818), (4218, 61909)]