13003845

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20161}}^1$

素因数の和:20212

約数の個数: 16

約数和(自身を含む): 21291072

約数和(自身を除く): 8287227

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 20161, 60483, 100805, 302415, 866923, 2600769, 4334615, 13003845]

約数ペア:

[(1, 13003845), (3, 4334615), (5, 2600769), (15, 866923), (43, 302415), (129, 100805), (215, 60483), (645, 20161)]