81915148

素因数分解:

$2^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{3529}}^1$

素因数の和:4369

約数の個数: 24

約数和(自身を含む): 164074400

約数和(自身を除く): 82159252

約数列:

[1, 2, 4, 7, 14, 28, 829, 1658, 3316, 3529, 5803, 7058, 11606, 14116, 23212, 24703, 49406, 98812, 2925541, 5851082, 11702164, 20478787, 40957574, 81915148]

約数ペア:

[(1, 81915148), (2, 40957574), (4, 20478787), (7, 11702164), (14, 5851082), (28, 2925541), (829, 98812), (1658, 49406), (3316, 24703), (3529, 23212), (5803, 14116), (7058, 11606)]