2784255

素因数分解:

$3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 4475520

約数和(自身を除く): 1691265

約数列:

[1, 3, 5, 15, 419, 443, 1257, 1329, 2095, 2215, 6285, 6645, 185617, 556851, 928085, 2784255]

約数ペア:

[(1, 2784255), (3, 928085), (5, 556851), (15, 185617), (419, 6645), (443, 6285), (1257, 2215), (1329, 2095)]