2279739

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1590981

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 139, 213, 231, 417, 497, 781, 973, 1491, 1529, 2343, 2919, 4587, 5467, 9869, 10703, 16401, 29607, 32109, 69083, 108559, 207249, 325677, 759913, 2279739]

約数ペア:

[(1, 2279739), (3, 759913), (7, 325677), (11, 207249), (21, 108559), (33, 69083), (71, 32109), (77, 29607), (139, 16401), (213, 10703), (231, 9869), (417, 5467), (497, 4587), (781, 2919), (973, 2343), (1491, 1529)]