69255

素因数分解:

$3^6\times 5^1\times {\mathrm{19}}^1$

素因数の和:42

約数の個数: 28

約数和(自身を含む): 131160

約数和(自身を除く): 61905

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 729, 855, 1215, 1539, 2565, 3645, 4617, 7695, 13851, 23085, 69255]

約数ペア:

[(1, 69255), (3, 23085), (5, 13851), (9, 7695), (15, 4617), (19, 3645), (27, 2565), (45, 1539), (57, 1215), (81, 855), (95, 729), (135, 513), (171, 405), (243, 285)]