289315173

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{6311}}^1$

素因数の和:6417

約数の個数: 32

約数和(自身を含む): 460523520

約数和(自身を除く): 171208347

約数列:

[1, 3, 7, 21, 37, 59, 111, 177, 259, 413, 777, 1239, 2183, 6311, 6549, 15281, 18933, 44177, 45843, 132531, 233507, 372349, 700521, 1117047, 1634549, 2606443, 4903647, 7819329, 13776913, 41330739, 96438391, 289315173]

約数ペア:

[(1, 289315173), (3, 96438391), (7, 41330739), (21, 13776913), (37, 7819329), (59, 4903647), (111, 2606443), (177, 1634549), (259, 1117047), (413, 700521), (777, 372349), (1239, 233507), (2183, 132531), (6311, 45843), (6549, 44177), (15281, 18933)]