638226719

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1\times {\mathrm{1439}}^1$

素因数の和:1874

約数の個数: 16

約数和(自身を含む): 696326400

約数和(自身を除く): 58099681

約数列:

[1, 13, 109, 313, 1417, 1439, 4069, 18707, 34117, 156851, 443521, 450407, 2039063, 5855291, 49094363, 638226719]

約数ペア:

[(1, 638226719), (13, 49094363), (109, 5855291), (313, 2039063), (1417, 450407), (1439, 443521), (4069, 156851), (18707, 34117)]