391020769

素因数分解:

${\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 413043840

約数和(自身を除く): 22023071

約数列:

[1, 23, 197, 211, 409, 4531, 4853, 9407, 41567, 80573, 86299, 956041, 1853179, 1984877, 17000903, 391020769]

約数ペア:

[(1, 391020769), (23, 17000903), (197, 1984877), (211, 1853179), (409, 956041), (4531, 86299), (4853, 80573), (9407, 41567)]