25687882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{6451}}^1$

素因数の和:6645

約数の個数: 16

約数和(自身を含む): 42273504

約数和(自身を除く): 16585622

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 6451, 12902, 70961, 141922, 1167631, 2335262, 12843941, 25687882]

約数ペア:

[(1, 25687882), (2, 12843941), (11, 2335262), (22, 1167631), (181, 141922), (362, 70961), (1991, 12902), (3982, 6451)]