56529988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{709}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 102421760

約数和(自身を除く): 45891772

約数列:

[1, 2, 4, 31, 62, 124, 643, 709, 1286, 1418, 2572, 2836, 19933, 21979, 39866, 43958, 79732, 87916, 455887, 911774, 1823548, 14132497, 28264994, 56529988]

約数ペア:

[(1, 56529988), (2, 28264994), (4, 14132497), (31, 1823548), (62, 911774), (124, 455887), (643, 87916), (709, 79732), (1286, 43958), (1418, 39866), (2572, 21979), (2836, 19933)]