1256840641

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{1453}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 1485173760

約数和(自身を除く): 228333119

約数列:

[1, 7, 49, 127, 139, 889, 973, 1453, 6223, 6811, 10171, 17653, 71197, 123571, 184531, 201967, 864997, 1291717, 1413769, 9042019, 9896383, 25649809, 179548663, 1256840641]

約数ペア:

[(1, 1256840641), (7, 179548663), (49, 25649809), (127, 9896383), (139, 9042019), (889, 1413769), (973, 1291717), (1453, 864997), (6223, 201967), (6811, 184531), (10171, 123571), (17653, 71197)]