28828592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{138599}}^1$

素因数の和:138620

約数の個数: 20

約数和(自身を含む): 60152400

約数和(自身を除く): 31323808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 138599, 277198, 554396, 1108792, 1801787, 2217584, 3603574, 7207148, 14414296, 28828592]

約数ペア:

[(1, 28828592), (2, 14414296), (4, 7207148), (8, 3603574), (13, 2217584), (16, 1801787), (26, 1108792), (52, 554396), (104, 277198), (208, 138599)]