177307893

素因数分解:

$3^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1459}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 300876800

約数和(自身を除く): 123568907

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 643, 1459, 1929, 4377, 4501, 5787, 10213, 13131, 13503, 17361, 30639, 39393, 40509, 91917, 121527, 275751, 938137, 2814411, 6566959, 8443233, 19700877, 25329699, 59102631, 177307893]

約数ペア:

[(1, 177307893), (3, 59102631), (7, 25329699), (9, 19700877), (21, 8443233), (27, 6566959), (63, 2814411), (189, 938137), (643, 275751), (1459, 121527), (1929, 91917), (4377, 40509), (4501, 39393), (5787, 30639), (10213, 17361), (13131, 13503)]