138987043

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{977}}^1$

素因数の和:1374

約数の個数: 16

約数和(自身を含む): 155102976

約数和(自身を除く): 16115933

約数列:

[1, 13, 31, 353, 403, 977, 4589, 10943, 12701, 30287, 142259, 344881, 393731, 4483453, 10691311, 138987043]

約数ペア:

[(1, 138987043), (13, 10691311), (31, 4483453), (353, 393731), (403, 344881), (977, 142259), (4589, 30287), (10943, 12701)]