28563513

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 14401479

約数列:

[1, 3, 11, 33, 71, 73, 167, 213, 219, 501, 781, 803, 1837, 2343, 2409, 5183, 5511, 11857, 12191, 15549, 35571, 36573, 57013, 130427, 134101, 171039, 391281, 402303, 865561, 2596683, 9521171, 28563513]

約数ペア:

[(1, 28563513), (3, 9521171), (11, 2596683), (33, 865561), (71, 402303), (73, 391281), (167, 171039), (213, 134101), (219, 130427), (501, 57013), (781, 36573), (803, 35571), (1837, 15549), (2343, 12191), (2409, 11857), (5183, 5511)]