1215191805

素因数分解:

$3^1\times 5^1\times {\mathrm{4217}}^1\times {\mathrm{19211}}^1$

素因数の和:23436

約数の個数: 16

約数和(自身を含む): 1944869184

約数和(自身を除く): 729677379

約数列:

[1, 3, 5, 15, 4217, 12651, 19211, 21085, 57633, 63255, 96055, 288165, 81012787, 243038361, 405063935, 1215191805]

約数ペア:

[(1, 1215191805), (3, 405063935), (5, 243038361), (15, 81012787), (4217, 288165), (12651, 96055), (19211, 63255), (21085, 57633)]