138940030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{262151}}^1$

素因数の和:262211

約数の個数: 16

約数和(自身を含む): 254811744

約数和(自身を除く): 115871714

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 262151, 524302, 1310755, 2621510, 13894003, 27788006, 69470015, 138940030]

約数ペア:

[(1, 138940030), (2, 69470015), (5, 27788006), (10, 13894003), (53, 2621510), (106, 1310755), (265, 524302), (530, 262151)]