25871103

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 17904897

約数列:

[1, 3, 9, 19, 27, 29, 37, 47, 57, 87, 111, 141, 171, 261, 333, 423, 513, 551, 703, 783, 893, 999, 1073, 1269, 1363, 1653, 1739, 2109, 2679, 3219, 4089, 4959, 5217, 6327, 8037, 9657, 12267, 14877, 15651, 18981, 20387, 24111, 25897, 28971, 33041, 36801, 46953, 50431, 61161, 77691, 99123, 151293, 183483, 233073, 297369, 453879, 550449, 699219, 892107, 958189, 1361637, 2874567, 8623701, 25871103]

約数ペア:

[(1, 25871103), (3, 8623701), (9, 2874567), (19, 1361637), (27, 958189), (29, 892107), (37, 699219), (47, 550449), (57, 453879), (87, 297369), (111, 233073), (141, 183483), (171, 151293), (261, 99123), (333, 77691), (423, 61161), (513, 50431), (551, 46953), (703, 36801), (783, 33041), (893, 28971), (999, 25897), (1073, 24111), (1269, 20387), (1363, 18981), (1653, 15651), (1739, 14877), (2109, 12267), (2679, 9657), (3219, 8037), (4089, 6327), (4959, 5217)]