7155837

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 64

約数和(自身を含む): 12768000

約数和(自身を除く): 5612163

約数列:

[1, 3, 9, 13, 19, 27, 29, 37, 39, 57, 87, 111, 117, 171, 247, 261, 333, 351, 377, 481, 513, 551, 703, 741, 783, 999, 1073, 1131, 1443, 1653, 2109, 2223, 3219, 3393, 4329, 4959, 6327, 6669, 7163, 9139, 9657, 10179, 12987, 13949, 14877, 18981, 20387, 21489, 27417, 28971, 41847, 61161, 64467, 82251, 125541, 183483, 193401, 246753, 265031, 376623, 550449, 795093, 2385279, 7155837]

約数ペア:

[(1, 7155837), (3, 2385279), (9, 795093), (13, 550449), (19, 376623), (27, 265031), (29, 246753), (37, 193401), (39, 183483), (57, 125541), (87, 82251), (111, 64467), (117, 61161), (171, 41847), (247, 28971), (261, 27417), (333, 21489), (351, 20387), (377, 18981), (481, 14877), (513, 13949), (551, 12987), (703, 10179), (741, 9657), (783, 9139), (999, 7163), (1073, 6669), (1131, 6327), (1443, 4959), (1653, 4329), (2109, 3393), (2223, 3219)]