56847987

素因数分解:

$3^4\times 7^2\times {\mathrm{14323}}^1$

素因数の和:14349

約数の個数: 30

約数和(自身を含む): 98792628

約数和(自身を除く): 41944641

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 14323, 42969, 100261, 128907, 300783, 386721, 701827, 902349, 1160163, 2105481, 2707047, 6316443, 8121141, 18949329, 56847987]

約数ペア:

[(1, 56847987), (3, 18949329), (7, 8121141), (9, 6316443), (21, 2707047), (27, 2105481), (49, 1160163), (63, 902349), (81, 701827), (147, 386721), (189, 300783), (441, 128907), (567, 100261), (1323, 42969), (3969, 14323)]