39081879

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 26582121

約数列:

[1, 3, 9, 19, 27, 29, 37, 57, 71, 87, 111, 171, 213, 261, 333, 513, 551, 639, 703, 783, 999, 1073, 1349, 1653, 1917, 2059, 2109, 2627, 3219, 4047, 4959, 6177, 6327, 7881, 9657, 12141, 14877, 18531, 18981, 20387, 23643, 28971, 36423, 39121, 49913, 55593, 61161, 70929, 76183, 117363, 149739, 183483, 228549, 352089, 449217, 550449, 685647, 1056267, 1347651, 1447477, 2056941, 4342431, 13027293, 39081879]

約数ペア:

[(1, 39081879), (3, 13027293), (9, 4342431), (19, 2056941), (27, 1447477), (29, 1347651), (37, 1056267), (57, 685647), (71, 550449), (87, 449217), (111, 352089), (171, 228549), (213, 183483), (261, 149739), (333, 117363), (513, 76183), (551, 70929), (639, 61161), (703, 55593), (783, 49913), (999, 39121), (1073, 36423), (1349, 28971), (1653, 23643), (1917, 20387), (2059, 18981), (2109, 18531), (2627, 14877), (3219, 12141), (4047, 9657), (4959, 7881), (6177, 6327)]