138678764

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{105379}}^1$

素因数の和:105437

約数の個数: 24

約数和(自身を含む): 283261440

約数和(自身を除く): 144582676

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 105379, 210758, 421516, 737653, 1475306, 2950612, 4952813, 9905626, 19811252, 34669691, 69339382, 138678764]

約数ペア:

[(1, 138678764), (2, 69339382), (4, 34669691), (7, 19811252), (14, 9905626), (28, 4952813), (47, 2950612), (94, 1475306), (188, 737653), (329, 421516), (658, 210758), (1316, 105379)]