51938481

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2579}}^1$

素因数の和:2733

約数の個数: 24

約数和(自身を含む): 81177120

約数和(自身を除く): 29238639

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 959, 2579, 2877, 6713, 7737, 18053, 20139, 54159, 126371, 353323, 379113, 1059969, 2473261, 7419783, 17312827, 51938481]

約数ペア:

[(1, 51938481), (3, 17312827), (7, 7419783), (21, 2473261), (49, 1059969), (137, 379113), (147, 353323), (411, 126371), (959, 54159), (2579, 20139), (2877, 18053), (6713, 7737)]