2478819

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2930

約数の個数: 16

約数和(自身を含む): 3870720

約数和(自身を除く): 1391901

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2879, 8637, 20153, 60459, 118039, 354117, 826273, 2478819]

約数ペア:

[(1, 2478819), (3, 826273), (7, 354117), (21, 118039), (41, 60459), (123, 20153), (287, 8637), (861, 2879)]