289900430

素因数分解:

$2^1\times 5^1\times {\mathrm{2687}}^1\times {\mathrm{10789}}^1$

素因数の和:13483

約数の個数: 16

約数和(自身を含む): 522063360

約数和(自身を除く): 232162930

約数列:

[1, 2, 5, 10, 2687, 5374, 10789, 13435, 21578, 26870, 53945, 107890, 28990043, 57980086, 144950215, 289900430]

約数ペア:

[(1, 289900430), (2, 144950215), (5, 57980086), (10, 28990043), (2687, 107890), (5374, 53945), (10789, 26870), (13435, 21578)]