12418721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 15229440

約数和(自身を除く): 2810719

約数列:

[1, 7, 17, 79, 119, 553, 1321, 1343, 9247, 9401, 22457, 104359, 157199, 730513, 1774103, 12418721]

約数ペア:

[(1, 12418721), (7, 1774103), (17, 730513), (79, 157199), (119, 104359), (553, 22457), (1321, 9401), (1343, 9247)]