28927563

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3947}}^1$

素因数の和:4306

約数の個数: 16

約数和(自身を含む): 44217600

約数和(自身を除く): 15290037

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 3947, 7329, 11841, 27629, 82887, 1377503, 4132509, 9642521, 28927563]

約数ペア:

[(1, 28927563), (3, 9642521), (7, 4132509), (21, 1377503), (349, 82887), (1047, 27629), (2443, 11841), (3947, 7329)]