27961892

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12641}}^1$

素因数の和:12731

約数の個数: 24

約数和(自身を含む): 56636160

約数和(自身を除く): 28674268

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 12641, 25282, 50564, 88487, 176974, 353948, 998639, 1997278, 3994556, 6990473, 13980946, 27961892]

約数ペア:

[(1, 27961892), (2, 13980946), (4, 6990473), (7, 3994556), (14, 1997278), (28, 998639), (79, 353948), (158, 176974), (316, 88487), (553, 50564), (1106, 25282), (2212, 12641)]