31805793

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4423}}^1$

素因数の和:4493

約数の個数: 24

約数和(自身を含む): 49690368

約数和(自身を除く): 17884575

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 4423, 7191, 13269, 39807, 75191, 207881, 225573, 623643, 676719, 1870929, 3533977, 10601931, 31805793]

約数ペア:

[(1, 31805793), (3, 10601931), (9, 3533977), (17, 1870929), (47, 676719), (51, 623643), (141, 225573), (153, 207881), (423, 75191), (799, 39807), (2397, 13269), (4423, 7191)]