16672401

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 25309440

約数和(自身を除く): 8637039

約数列:

[1, 3, 9, 23, 69, 207, 239, 337, 717, 1011, 2151, 3033, 5497, 7751, 16491, 23253, 49473, 69759, 80543, 241629, 724887, 1852489, 5557467, 16672401]

約数ペア:

[(1, 16672401), (3, 5557467), (9, 1852489), (23, 724887), (69, 241629), (207, 80543), (239, 69759), (337, 49473), (717, 23253), (1011, 16491), (2151, 7751), (3033, 5497)]