28520206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{99721}}^1$

素因数の和:99747

約数の個数: 16

約数和(自身を含む): 50259888

約数和(自身を除く): 21739682

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 99721, 199442, 1096931, 1296373, 2193862, 2592746, 14260103, 28520206]

約数ペア:

[(1, 28520206), (2, 14260103), (11, 2592746), (13, 2193862), (22, 1296373), (26, 1096931), (143, 199442), (286, 99721)]