2820831

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 4085760

約数和(自身を除く): 1264929

約数列:

[1, 3, 13, 39, 151, 453, 479, 1437, 1963, 5889, 6227, 18681, 72329, 216987, 940277, 2820831]

約数ペア:

[(1, 2820831), (3, 940277), (13, 216987), (39, 72329), (151, 18681), (453, 6227), (479, 5889), (1437, 1963)]