1880487

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 3269760

約数和(自身を除く): 1389273

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1571, 4713, 10997, 14139, 29849, 32991, 89547, 98973, 208943, 268641, 626829, 1880487]

約数ペア:

[(1, 1880487), (3, 626829), (7, 268641), (9, 208943), (19, 98973), (21, 89547), (57, 32991), (63, 29849), (133, 14139), (171, 10997), (399, 4713), (1197, 1571)]