87678478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{21107}}^1$

素因数の和:21207

約数の個数: 16

約数和(自身を含む): 137793024

約数和(自身を除く): 50114546

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 21107, 42214, 654317, 1308634, 1414169, 2828338, 43839239, 87678478]

約数ペア:

[(1, 87678478), (2, 43839239), (31, 2828338), (62, 1414169), (67, 1308634), (134, 654317), (2077, 42214), (4154, 21107)]