7972587

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 14094080

約数和(自身を除く): 6121493

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 109, 129, 189, 243, 301, 327, 387, 567, 763, 903, 981, 1161, 1701, 2289, 2709, 2943, 3483, 4687, 6867, 8127, 8829, 10449, 14061, 20601, 24381, 26487, 32809, 42183, 61803, 73143, 98427, 126549, 185409, 295281, 379647, 885843, 1138941, 2657529, 7972587]

約数ペア:

[(1, 7972587), (3, 2657529), (7, 1138941), (9, 885843), (21, 379647), (27, 295281), (43, 185409), (63, 126549), (81, 98427), (109, 73143), (129, 61803), (189, 42183), (243, 32809), (301, 26487), (327, 24381), (387, 20601), (567, 14061), (763, 10449), (903, 8829), (981, 8127), (1161, 6867), (1701, 4687), (2289, 3483), (2709, 2943)]