2912781155

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{709}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 3671438400

約数和(自身を除く): 758657245

約数列:

[1, 5, 37, 53, 185, 265, 419, 709, 1961, 2095, 3545, 9805, 15503, 22207, 26233, 37577, 77515, 111035, 131165, 187885, 297071, 821659, 1390349, 1485355, 4108295, 6951745, 10991627, 15744763, 54958135, 78723815, 582556231, 2912781155]

約数ペア:

[(1, 2912781155), (5, 582556231), (37, 78723815), (53, 54958135), (185, 15744763), (265, 10991627), (419, 6951745), (709, 4108295), (1961, 1485355), (2095, 1390349), (3545, 821659), (9805, 297071), (15503, 187885), (22207, 131165), (26233, 111035), (37577, 77515)]