81868724

素因数分解:

$2^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{3527}}^1$

素因数の和:4367

約数の個数: 24

約数和(自身を含む): 163981440

約数和(自身を除く): 82112716

約数列:

[1, 2, 4, 7, 14, 28, 829, 1658, 3316, 3527, 5803, 7054, 11606, 14108, 23212, 24689, 49378, 98756, 2923883, 5847766, 11695532, 20467181, 40934362, 81868724]

約数ペア:

[(1, 81868724), (2, 40934362), (4, 20467181), (7, 11695532), (14, 5847766), (28, 2923883), (829, 98756), (1658, 49378), (3316, 24689), (3527, 23212), (5803, 14108), (7054, 11606)]