40982487

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7901}}^1$

素因数の和:7943

約数の個数: 32

約数和(自身を含む): 70801920

約数和(自身を除く): 29819433

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 7901, 23703, 55307, 102713, 150119, 165921, 308139, 450357, 718991, 1050833, 1951547, 2156973, 3152499, 5854641, 13660829, 40982487]

約数ペア:

[(1, 40982487), (3, 13660829), (7, 5854641), (13, 3152499), (19, 2156973), (21, 1951547), (39, 1050833), (57, 718991), (91, 450357), (133, 308139), (247, 165921), (273, 150119), (399, 102713), (741, 55307), (1729, 23703), (5187, 7901)]