143740317

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2141}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 230307840

約数和(自身を除く): 86567523

約数列:

[1, 3, 7, 21, 23, 69, 139, 161, 417, 483, 973, 2141, 2919, 3197, 6423, 9591, 14987, 22379, 44961, 49243, 67137, 147729, 297599, 344701, 892797, 1034103, 2083193, 6249579, 6844777, 20534331, 47913439, 143740317]

約数ペア:

[(1, 143740317), (3, 47913439), (7, 20534331), (21, 6844777), (23, 6249579), (69, 2083193), (139, 1034103), (161, 892797), (417, 344701), (483, 297599), (973, 147729), (2141, 67137), (2919, 49243), (3197, 44961), (6423, 22379), (9591, 14987)]