213224555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{28411}}^1$

素因数の和:28514

約数の個数: 16

約数和(自身を含む): 272755200

約数和(自身を除く): 59530645

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 28411, 142055, 539809, 2244469, 2699045, 11222345, 42644911, 213224555]

約数ペア:

[(1, 213224555), (5, 42644911), (19, 11222345), (79, 2699045), (95, 2244469), (395, 539809), (1501, 142055), (7505, 28411)]