2161562005904

素因数分解:

$2^4\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{12379513}}^1$

素因数の和:12381087

約数の個数: 40

約数和(自身を含む): 4789386376320

約数和(自身を除く): 2627824370416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1559, 3118, 6236, 10913, 12472, 21826, 24944, 43652, 87304, 174608, 12379513, 24759026, 49518052, 86656591, 99036104, 173313182, 198072208, 346626364, 693252728, 1386505456, 19299660767, 38599321534, 77198643068, 135097625369, 154397286136, 270195250738, 308794572272, 540390501476, 1080781002952, 2161562005904]

約数ペア:

[(1, 2161562005904), (2, 1080781002952), (4, 540390501476), (7, 308794572272), (8, 270195250738), (14, 154397286136), (16, 135097625369), (28, 77198643068), (56, 38599321534), (112, 19299660767), (1559, 1386505456), (3118, 693252728), (6236, 346626364), (10913, 198072208), (12472, 173313182), (21826, 99036104), (24944, 86656591), (43652, 49518052), (87304, 24759026), (174608, 12379513)]