207985239

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33347}}^1$

素因数の和:33377

約数の個数: 40

約数和(自身を含む): 387370368

約数和(自身を除く): 179385129

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 33347, 100041, 233429, 300123, 366817, 700287, 900369, 1100451, 2100861, 2567719, 2701107, 3301353, 6302583, 7703157, 9904059, 18907749, 23109471, 29712177, 69328413, 207985239]

約数ペア:

[(1, 207985239), (3, 69328413), (7, 29712177), (9, 23109471), (11, 18907749), (21, 9904059), (27, 7703157), (33, 6302583), (63, 3301353), (77, 2701107), (81, 2567719), (99, 2100861), (189, 1100451), (231, 900369), (297, 700287), (567, 366817), (693, 300123), (891, 233429), (2079, 100041), (6237, 33347)]