138403438

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1\times {\mathrm{2297}}^1$

素因数の和:2987

約数の個数: 16

約数和(自身を含む): 212445504

約数和(自身を除く): 74042066

約数列:

[1, 2, 47, 94, 641, 1282, 2297, 4594, 30127, 60254, 107959, 215918, 1472377, 2944754, 69201719, 138403438]

約数ペア:

[(1, 138403438), (2, 69201719), (47, 2944754), (94, 1472377), (641, 215918), (1282, 107959), (2297, 60254), (4594, 30127)]