201353155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 258785280

約数和(自身を除く): 57432125

約数列:

[1, 5, 23, 89, 103, 115, 191, 445, 515, 955, 2047, 2369, 4393, 9167, 10235, 11845, 16999, 19673, 21965, 45835, 84995, 98365, 210841, 390977, 452479, 1054205, 1750897, 1954885, 2262395, 8754485, 40270631, 201353155]

約数ペア:

[(1, 201353155), (5, 40270631), (23, 8754485), (89, 2262395), (103, 1954885), (115, 1750897), (191, 1054205), (445, 452479), (515, 390977), (955, 210841), (2047, 98365), (2369, 84995), (4393, 45835), (9167, 21965), (10235, 19673), (11845, 16999)]