987992306

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{538709}}^1$

素因数の和:538849

約数の個数: 16

約数和(自身を含む): 1706633280

約数和(自身を除く): 718640974

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 538709, 1077418, 3770963, 7541926, 70570879, 141141758, 493996153, 987992306]

約数ペア:

[(1, 987992306), (2, 493996153), (7, 141141758), (14, 70570879), (131, 7541926), (262, 3770963), (917, 1077418), (1834, 538709)]