28239212

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{55589}}^1$

素因数の和:55720

約数の個数: 12

約数和(自身を含む): 49808640

約数和(自身を除く): 21569428

約数列:

[1, 2, 4, 127, 254, 508, 55589, 111178, 222356, 7059803, 14119606, 28239212]

約数ペア:

[(1, 28239212), (2, 14119606), (4, 7059803), (127, 222356), (254, 111178), (508, 55589)]