199999590908

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{1237897}}^1$

素因数の和:1238166

約数の個数: 36

約数和(自身を含む): 380579361120

約数和(自身を除く): 180579770212

約数列:

[1, 2, 4, 13, 26, 52, 169, 239, 338, 478, 676, 956, 3107, 6214, 12428, 40391, 80782, 161564, 1237897, 2475794, 4951588, 16092661, 32185322, 64370644, 209204593, 295857383, 418409186, 591714766, 836818372, 1183429532, 3846145979, 7692291958, 15384583916, 49999897727, 99999795454, 199999590908]

約数ペア:

[(1, 199999590908), (2, 99999795454), (4, 49999897727), (13, 15384583916), (26, 7692291958), (52, 3846145979), (169, 1183429532), (239, 836818372), (338, 591714766), (478, 418409186), (676, 295857383), (956, 209204593), (3107, 64370644), (6214, 32185322), (12428, 16092661), (40391, 4951588), (80782, 2475794), (161564, 1237897)]