20803055105

素因数分解:

$5^1\times 7^2\times {\mathrm{6221}}^1\times {\mathrm{13649}}^1$

素因数の和:19889

約数の個数: 24

約数和(自身を含む): 29046162600

約数和(自身を除く): 8243107495

約数列:

[1, 5, 7, 35, 49, 245, 6221, 13649, 31105, 43547, 68245, 95543, 217735, 304829, 477715, 668801, 1524145, 3344005, 84910429, 424552145, 594373003, 2971865015, 4160611021, 20803055105]

約数ペア:

[(1, 20803055105), (5, 4160611021), (7, 2971865015), (35, 594373003), (49, 424552145), (245, 84910429), (6221, 3344005), (13649, 1524145), (31105, 668801), (43547, 477715), (68245, 304829), (95543, 217735)]