200193021

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 337379328

約数和(自身を除く): 137186307

約数列:

[1, 3, 7, 9, 21, 63, 127, 131, 191, 381, 393, 573, 889, 917, 1143, 1179, 1337, 1719, 2667, 2751, 4011, 8001, 8253, 12033, 16637, 24257, 25021, 49911, 72771, 75063, 116459, 149733, 169799, 175147, 218313, 225189, 349377, 509397, 525441, 1048131, 1528191, 1576323, 3177667, 9533001, 22243669, 28599003, 66731007, 200193021]

約数ペア:

[(1, 200193021), (3, 66731007), (7, 28599003), (9, 22243669), (21, 9533001), (63, 3177667), (127, 1576323), (131, 1528191), (191, 1048131), (381, 525441), (393, 509397), (573, 349377), (889, 225189), (917, 218313), (1143, 175147), (1179, 169799), (1337, 149733), (1719, 116459), (2667, 75063), (2751, 72771), (4011, 49911), (8001, 25021), (8253, 24257), (12033, 16637)]