1377307771

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{19937}}^1$

素因数の和:20154

約数の個数: 16

約数和(自身を含む): 1607800320

約数和(自身を除く): 230492549

約数列:

[1, 7, 71, 139, 497, 973, 9869, 19937, 69083, 139559, 1415527, 2771243, 9908689, 19398701, 196758253, 1377307771]

約数ペア:

[(1, 1377307771), (7, 196758253), (71, 19398701), (139, 9908689), (497, 2771243), (973, 1415527), (9869, 139559), (19937, 69083)]