201680919

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{15551}}^1$

素因数の和:15699

約数の個数: 24

約数和(自身を含む): 320246784

約数和(自身を除く): 118565865

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 4323, 12969, 15551, 46653, 139959, 171061, 513183, 1539549, 2037181, 6111543, 18334629, 22408991, 67226973, 201680919]

約数ペア:

[(1, 201680919), (3, 67226973), (9, 22408991), (11, 18334629), (33, 6111543), (99, 2037181), (131, 1539549), (393, 513183), (1179, 171061), (1441, 139959), (4323, 46653), (12969, 15551)]