16206025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 22641408

約数和(自身を除く): 6435383

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 1901, 8525, 9505, 20911, 47525, 58931, 104555, 294655, 522775, 648241, 1473275, 3241205, 16206025]

約数ペア:

[(1, 16206025), (5, 3241205), (11, 1473275), (25, 648241), (31, 522775), (55, 294655), (155, 104555), (275, 58931), (341, 47525), (775, 20911), (1705, 9505), (1901, 8525)]