2862819

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 18

約数和(自身を含む): 4285788

約数和(自身を除く): 1422969

約数列:

[1, 3, 9, 31, 93, 279, 331, 961, 993, 2883, 2979, 8649, 10261, 30783, 92349, 318091, 954273, 2862819]

約数ペア:

[(1, 2862819), (3, 954273), (9, 318091), (31, 92349), (93, 30783), (279, 10261), (331, 8649), (961, 2979), (993, 2883)]