31429431

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 23313609

約数列:

[1, 3, 9, 11, 23, 27, 33, 43, 69, 99, 107, 129, 207, 253, 297, 321, 387, 473, 621, 759, 963, 989, 1161, 1177, 1419, 2277, 2461, 2889, 2967, 3531, 4257, 4601, 6831, 7383, 8901, 10593, 10879, 12771, 13803, 22149, 26703, 27071, 31779, 32637, 41409, 50611, 66447, 81213, 97911, 105823, 124227, 151833, 243639, 293733, 317469, 455499, 730917, 952407, 1164053, 1366497, 2857221, 3492159, 10476477, 31429431]

約数ペア:

[(1, 31429431), (3, 10476477), (9, 3492159), (11, 2857221), (23, 1366497), (27, 1164053), (33, 952407), (43, 730917), (69, 455499), (99, 317469), (107, 293733), (129, 243639), (207, 151833), (253, 124227), (297, 105823), (321, 97911), (387, 81213), (473, 66447), (621, 50611), (759, 41409), (963, 32637), (989, 31779), (1161, 27071), (1177, 26703), (1419, 22149), (2277, 13803), (2461, 12771), (2889, 10879), (2967, 10593), (3531, 8901), (4257, 7383), (4601, 6831)]