31385853

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 49353600

約数和(自身を除く): 17967747

約数列:

[1, 3, 9, 19, 27, 57, 171, 193, 317, 513, 579, 951, 1737, 2853, 3667, 5211, 6023, 8559, 11001, 18069, 33003, 54207, 61181, 99009, 162621, 183543, 550629, 1162439, 1651887, 3487317, 10461951, 31385853]

約数ペア:

[(1, 31385853), (3, 10461951), (9, 3487317), (19, 1651887), (27, 1162439), (57, 550629), (171, 183543), (193, 162621), (317, 99009), (513, 61181), (579, 54207), (951, 33003), (1737, 18069), (2853, 11001), (3667, 8559), (5211, 6023)]