87858639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12157}}^1$

素因数の和:12247

約数の個数: 24

約数和(自身を含む): 140351952

約数和(自身を除く): 52493313

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 7227, 12157, 36471, 109413, 133727, 401181, 887461, 1203543, 2662383, 7987149, 9762071, 29286213, 87858639]

約数ペア:

[(1, 87858639), (3, 29286213), (9, 9762071), (11, 7987149), (33, 2662383), (73, 1203543), (99, 887461), (219, 401181), (657, 133727), (803, 109413), (2409, 36471), (7227, 12157)]