209698778

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{13177}}^1$

素因数の和:13361

約数の個数: 16

約数和(自身を含む): 321806760

約数和(自身を除く): 112107982

約数列:

[1, 2, 73, 109, 146, 218, 7957, 13177, 15914, 26354, 961921, 1436293, 1923842, 2872586, 104849389, 209698778]

約数ペア:

[(1, 209698778), (2, 104849389), (73, 2872586), (109, 1923842), (146, 1436293), (218, 961921), (7957, 26354), (13177, 15914)]