2645985

素因数分解:

$3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 4253760

約数和(自身を除く): 1607775

約数列:

[1, 3, 5, 15, 419, 421, 1257, 1263, 2095, 2105, 6285, 6315, 176399, 529197, 881995, 2645985]

約数ペア:

[(1, 2645985), (3, 881995), (5, 529197), (15, 176399), (419, 6315), (421, 6285), (1257, 2105), (1263, 2095)]