225036021

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{630353}}^1$

素因数の和:630380

約数の個数: 16

約数和(自身を含む): 363083904

約数和(自身を除く): 138047883

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 630353, 1891059, 4412471, 10716001, 13237413, 32148003, 75012007, 225036021]

約数ペア:

[(1, 225036021), (3, 75012007), (7, 32148003), (17, 13237413), (21, 10716001), (51, 4412471), (119, 1891059), (357, 630353)]