1288511007

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{105607}}^1$

素因数の和:105707

約数の個数: 24

約数和(自身を含む): 2022604416

約数和(自身を除く): 734093409

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 4067, 12201, 105607, 316821, 739249, 2217747, 5174743, 8765381, 15524229, 26296143, 61357667, 184073001, 429503669, 1288511007]

約数ペア:

[(1, 1288511007), (3, 429503669), (7, 184073001), (21, 61357667), (49, 26296143), (83, 15524229), (147, 8765381), (249, 5174743), (581, 2217747), (1743, 739249), (4067, 316821), (12201, 105607)]