16780533

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72643}}^1$

素因数の和:72664

約数の個数: 16

約数和(自身を含む): 27895296

約数和(自身を除く): 11114763

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 72643, 217929, 508501, 799073, 1525503, 2397219, 5593511, 16780533]

約数ペア:

[(1, 16780533), (3, 5593511), (7, 2397219), (11, 1525503), (21, 799073), (33, 508501), (77, 217929), (231, 72643)]