2720331

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1963

約数の個数: 16

約数和(自身を含む): 4108320

約数和(自身を除く): 1387989

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 1901, 5703, 17109, 51327, 100753, 302259, 906777, 2720331]

約数ペア:

[(1, 2720331), (3, 906777), (9, 302259), (27, 100753), (53, 51327), (159, 17109), (477, 5703), (1431, 1901)]