1388104227

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{87187}}^1$

素因数の和:87283

約数の個数: 24

約数和(自身を含む): 2108205840

約数和(自身を除く): 720101613

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 5307, 15921, 87187, 261561, 784683, 2528423, 5318407, 7585269, 15955221, 22755807, 47865663, 154233803, 462701409, 1388104227]

約数ペア:

[(1, 1388104227), (3, 462701409), (9, 154233803), (29, 47865663), (61, 22755807), (87, 15955221), (183, 7585269), (261, 5318407), (549, 2528423), (1769, 784683), (5307, 261561), (15921, 87187)]