28172728

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{57731}}^1$

素因数の和:57798

約数の個数: 16

約数和(自身を含む): 53690760

約数和(自身を除く): 25518032

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 57731, 115462, 230924, 461848, 3521591, 7043182, 14086364, 28172728]

約数ペア:

[(1, 28172728), (2, 14086364), (4, 7043182), (8, 3521591), (61, 461848), (122, 230924), (244, 115462), (488, 57731)]