28702065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14387}}^1$

素因数の和:14421

約数の個数: 32

約数和(自身を含む): 55249920

約数和(自身を除く): 26547855

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 14387, 43161, 71935, 100709, 215805, 273353, 302127, 503545, 820059, 1366765, 1510635, 1913471, 4100295, 5740413, 9567355, 28702065]

約数ペア:

[(1, 28702065), (3, 9567355), (5, 5740413), (7, 4100295), (15, 1913471), (19, 1510635), (21, 1366765), (35, 820059), (57, 503545), (95, 302127), (105, 273353), (133, 215805), (285, 100709), (399, 71935), (665, 43161), (1995, 14387)]