28331435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 39724992

約数和(自身を除く): 11393557

約数列:

[1, 5, 11, 17, 55, 85, 157, 187, 193, 785, 935, 965, 1727, 2123, 2669, 3281, 8635, 10615, 13345, 16405, 29359, 30301, 36091, 146795, 151505, 180455, 333311, 515117, 1666555, 2575585, 5666287, 28331435]

約数ペア:

[(1, 28331435), (5, 5666287), (11, 2575585), (17, 1666555), (55, 515117), (85, 333311), (157, 180455), (187, 151505), (193, 146795), (785, 36091), (935, 30301), (965, 29359), (1727, 16405), (2123, 13345), (2669, 10615), (3281, 8635)]