213050511

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:952

約数の個数: 36

約数和(自身を含む): 330550584

約数和(自身を除く): 117500073

約数列:

[1, 3, 9, 17, 51, 101, 153, 289, 303, 811, 867, 909, 1717, 2433, 2601, 5151, 7299, 13787, 15453, 29189, 41361, 81911, 87567, 124083, 234379, 245733, 262701, 703137, 737199, 1392487, 2109411, 4177461, 12532383, 23672279, 71016837, 213050511]

約数ペア:

[(1, 213050511), (3, 71016837), (9, 23672279), (17, 12532383), (51, 4177461), (101, 2109411), (153, 1392487), (289, 737199), (303, 703137), (811, 262701), (867, 245733), (909, 234379), (1717, 124083), (2433, 87567), (2601, 81911), (5151, 41361), (7299, 29189), (13787, 15453)]