399133071

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{4889}}^1$

素因数の和:5135

約数の個数: 24

約数和(自身を含む): 591963840

約数和(自身を除く): 192830769

約数列:

[1, 3, 9, 47, 141, 193, 423, 579, 1737, 4889, 9071, 14667, 27213, 44001, 81639, 229783, 689349, 943577, 2068047, 2830731, 8492193, 44348119, 133044357, 399133071]

約数ペア:

[(1, 399133071), (3, 133044357), (9, 44348119), (47, 8492193), (141, 2830731), (193, 2068047), (423, 943577), (579, 689349), (1737, 229783), (4889, 81639), (9071, 44001), (14667, 27213)]