207857923

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 272756736

約数和(自身を除く): 64898813

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 611, 1081, 2093, 2113, 4277, 7567, 14053, 14791, 27469, 48599, 98371, 99311, 192283, 340193, 631787, 695177, 1291043, 2284153, 4422509, 9037301, 15989071, 29693989, 207857923]

約数ペア:

[(1, 207857923), (7, 29693989), (13, 15989071), (23, 9037301), (47, 4422509), (91, 2284153), (161, 1291043), (299, 695177), (329, 631787), (611, 340193), (1081, 192283), (2093, 99311), (2113, 98371), (4277, 48599), (7567, 27469), (14053, 14791)]