2303389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 392291

約数列:

[1, 11, 19, 103, 107, 209, 1133, 1177, 1957, 2033, 11021, 21527, 22363, 121231, 209399, 2303389]

約数ペア:

[(1, 2303389), (11, 209399), (19, 121231), (103, 22363), (107, 21527), (209, 11021), (1133, 2033), (1177, 1957)]