16217397

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5477}}^1$

素因数の和:5537

約数の個数: 24

約数和(自身を含む): 27346176

約数和(自身を除く): 11128779

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 5477, 16431, 38339, 49293, 115017, 257419, 345051, 772257, 1801933, 2316771, 5405799, 16217397]

約数ペア:

[(1, 16217397), (3, 5405799), (7, 2316771), (9, 1801933), (21, 772257), (47, 345051), (63, 257419), (141, 115017), (329, 49293), (423, 38339), (987, 16431), (2961, 5477)]