1601973

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 2471040

約数和(自身を除く): 869067

約数列:

[1, 3, 9, 23, 69, 71, 109, 207, 213, 327, 639, 981, 1633, 2507, 4899, 7521, 7739, 14697, 22563, 23217, 69651, 177997, 533991, 1601973]

約数ペア:

[(1, 1601973), (3, 533991), (9, 177997), (23, 69651), (69, 23217), (71, 22563), (109, 14697), (207, 7739), (213, 7521), (327, 4899), (639, 2507), (981, 1633)]