16513987

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1901}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 20267712

約数和(自身を除く): 3753725

約数列:

[1, 7, 17, 73, 119, 511, 1241, 1901, 8687, 13307, 32317, 138773, 226219, 971411, 2359141, 16513987]

約数ペア:

[(1, 16513987), (7, 2359141), (17, 971411), (73, 226219), (119, 138773), (511, 32317), (1241, 13307), (1901, 8687)]