28784154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{685337}}^1$

素因数の和:685349

約数の個数: 16

約数和(自身を含む): 65792448

約数和(自身を除く): 37008294

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 685337, 1370674, 2056011, 4112022, 4797359, 9594718, 14392077, 28784154]

約数ペア:

[(1, 28784154), (2, 14392077), (3, 9594718), (6, 4797359), (7, 4112022), (14, 2056011), (21, 1370674), (42, 685337)]