16431429

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26981}}^1$

素因数の和:27020

約数の個数: 16

約数和(自身を含む): 25902720

約数和(自身を除く): 9471291

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 26981, 80943, 188867, 566601, 782449, 2347347, 5477143, 16431429]

約数ペア:

[(1, 16431429), (3, 5477143), (7, 2347347), (21, 782449), (29, 566601), (87, 188867), (203, 80943), (609, 26981)]