2891121009

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{44027}}^1$

素因数の和:44149

約数の個数: 32

約数和(自身を含む): 4564823040

約数和(自身を除く): 1673702031

約数列:

[1, 3, 7, 21, 53, 59, 159, 177, 371, 413, 1113, 1239, 3127, 9381, 21889, 44027, 65667, 132081, 308189, 924567, 2333431, 2597593, 7000293, 7792779, 16334017, 18183151, 49002051, 54549453, 137672429, 413017287, 963707003, 2891121009]

約数ペア:

[(1, 2891121009), (3, 963707003), (7, 413017287), (21, 137672429), (53, 54549453), (59, 49002051), (159, 18183151), (177, 16334017), (371, 7792779), (413, 7000293), (1113, 2597593), (1239, 2333431), (3127, 924567), (9381, 308189), (21889, 132081), (44027, 65667)]