28700315

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 40919040

約数和(自身を除く): 12218725

約数列:

[1, 5, 7, 35, 47, 73, 235, 239, 329, 365, 511, 1195, 1645, 1673, 2555, 3431, 8365, 11233, 17155, 17447, 24017, 56165, 78631, 87235, 120085, 122129, 393155, 610645, 820009, 4100045, 5740063, 28700315]

約数ペア:

[(1, 28700315), (5, 5740063), (7, 4100045), (35, 820009), (47, 610645), (73, 393155), (235, 122129), (239, 120085), (329, 87235), (365, 78631), (511, 56165), (1195, 24017), (1645, 17447), (1673, 17155), (2555, 11233), (3431, 8365)]