28957215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{275783}}^1$

素因数の和:275798

約数の個数: 16

約数和(自身を含む): 52950528

約数和(自身を除く): 23993313

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 275783, 827349, 1378915, 1930481, 4136745, 5791443, 9652405, 28957215]

約数ペア:

[(1, 28957215), (3, 9652405), (5, 5791443), (7, 4136745), (15, 1930481), (21, 1378915), (35, 827349), (105, 275783)]