28299915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29947}}^1$

素因数の和:29968

約数の個数: 32

約数和(自身を含む): 57500160

約数和(自身を除く): 29200245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 29947, 89841, 149735, 209629, 269523, 449205, 628887, 808569, 1048145, 1347615, 1886661, 3144435, 4042845, 5659983, 9433305, 28299915]

約数ペア:

[(1, 28299915), (3, 9433305), (5, 5659983), (7, 4042845), (9, 3144435), (15, 1886661), (21, 1347615), (27, 1048145), (35, 808569), (45, 628887), (63, 449205), (105, 269523), (135, 209629), (189, 149735), (315, 89841), (945, 29947)]