28977907

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9473}}^1$

素因数の和:9522

約数の個数: 16

約数和(自身を含む): 36380160

約数和(自身を除く): 7402253

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 9473, 66311, 179987, 217879, 1259909, 1525153, 4139701, 28977907]

約数ペア:

[(1, 28977907), (7, 4139701), (19, 1525153), (23, 1259909), (133, 217879), (161, 179987), (437, 66311), (3059, 9473)]