2702427

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 4677120

約数和(自身を除く): 1974693

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 521, 741, 1563, 1729, 3647, 5187, 6773, 9899, 10941, 20319, 29697, 47411, 69293, 128687, 142233, 207879, 386061, 900809, 2702427]

約数ペア:

[(1, 2702427), (3, 900809), (7, 386061), (13, 207879), (19, 142233), (21, 128687), (39, 69293), (57, 47411), (91, 29697), (133, 20319), (247, 10941), (273, 9899), (399, 6773), (521, 5187), (741, 3647), (1563, 1729)]