142440669

素因数分解:

$3^2\times 7^1\times {\mathrm{887}}^1\times {\mathrm{2549}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 235497600

約数和(自身を除く): 93056931

約数列:

[1, 3, 7, 9, 21, 63, 887, 2549, 2661, 6209, 7647, 7983, 17843, 18627, 22941, 53529, 55881, 160587, 2260963, 6782889, 15826741, 20348667, 47480223, 142440669]

約数ペア:

[(1, 142440669), (3, 47480223), (7, 20348667), (9, 15826741), (21, 6782889), (63, 2260963), (887, 160587), (2549, 55881), (2661, 53529), (6209, 22941), (7647, 18627), (7983, 17843)]