25838043

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 47661120

約数和(自身を除く): 21823077

約数列:

[1, 3, 7, 11, 19, 21, 29, 33, 49, 57, 77, 87, 133, 147, 203, 209, 231, 319, 399, 539, 551, 609, 627, 841, 931, 957, 1421, 1463, 1617, 1653, 2233, 2523, 2793, 3857, 4263, 4389, 5887, 6061, 6699, 9251, 10241, 11571, 15631, 15979, 17661, 18183, 26999, 27753, 30723, 41209, 42427, 46893, 47937, 64757, 80997, 111853, 123627, 127281, 175769, 194271, 296989, 335559, 453299, 527307, 782971, 890967, 1230383, 1359897, 2348913, 3691149, 8612681, 25838043]

約数ペア:

[(1, 25838043), (3, 8612681), (7, 3691149), (11, 2348913), (19, 1359897), (21, 1230383), (29, 890967), (33, 782971), (49, 527307), (57, 453299), (77, 335559), (87, 296989), (133, 194271), (147, 175769), (203, 127281), (209, 123627), (231, 111853), (319, 80997), (399, 64757), (539, 47937), (551, 46893), (609, 42427), (627, 41209), (841, 30723), (931, 27753), (957, 26999), (1421, 18183), (1463, 17661), (1617, 15979), (1653, 15631), (2233, 11571), (2523, 10241), (2793, 9251), (3857, 6699), (4263, 6061), (4389, 5887)]