1321678799

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{63211}}^1$

素因数の和:63350

約数の個数: 16

約数和(自身を含む): 1577771520

約数和(自身を除く): 256092721

約数列:

[1, 7, 29, 103, 203, 721, 2987, 20909, 63211, 442477, 1833119, 6510733, 12831833, 45575131, 188811257, 1321678799]

約数ペア:

[(1, 1321678799), (7, 188811257), (29, 45575131), (103, 12831833), (203, 6510733), (721, 1833119), (2987, 442477), (20909, 63211)]