207836881

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 265118400

約数和(自身を除く): 57281519

約数列:

[1, 7, 29, 37, 49, 59, 67, 203, 259, 413, 469, 1073, 1421, 1711, 1813, 1943, 2183, 2479, 2891, 3283, 3953, 7511, 11977, 13601, 15281, 17353, 27671, 52577, 63307, 71891, 83839, 95207, 106967, 114637, 121471, 146261, 193697, 443149, 503237, 802459, 1023827, 3102043, 3522659, 4241569, 5617213, 7166789, 29690983, 207836881]

約数ペア:

[(1, 207836881), (7, 29690983), (29, 7166789), (37, 5617213), (49, 4241569), (59, 3522659), (67, 3102043), (203, 1023827), (259, 802459), (413, 503237), (469, 443149), (1073, 193697), (1421, 146261), (1711, 121471), (1813, 114637), (1943, 106967), (2183, 95207), (2479, 83839), (2891, 71891), (3283, 63307), (3953, 52577), (7511, 27671), (11977, 17353), (13601, 15281)]