17949723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 27205632

約数和(自身を除く): 9255909

約数列:

[1, 3, 11, 33, 47, 71, 141, 163, 213, 489, 517, 781, 1551, 1793, 2343, 3337, 5379, 7661, 10011, 11573, 22983, 34719, 36707, 84271, 110121, 127303, 252813, 381909, 543931, 1631793, 5983241, 17949723]

約数ペア:

[(1, 17949723), (3, 5983241), (11, 1631793), (33, 543931), (47, 381909), (71, 252813), (141, 127303), (163, 110121), (213, 84271), (489, 36707), (517, 34719), (781, 22983), (1551, 11573), (1793, 10011), (2343, 7661), (3337, 5379)]