28251245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{971}}^1$

素因数の和:1033

約数の個数: 24

約数和(自身を含む): 38701152

約数和(自身を除く): 10449907

約数列:

[1, 5, 11, 23, 55, 115, 253, 529, 971, 1265, 2645, 4855, 5819, 10681, 22333, 29095, 53405, 111665, 245663, 513659, 1228315, 2568295, 5650249, 28251245]

約数ペア:

[(1, 28251245), (5, 5650249), (11, 2568295), (23, 1228315), (55, 513659), (115, 245663), (253, 111665), (529, 53405), (971, 29095), (1265, 22333), (2645, 10681), (4855, 5819)]