25738778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 17226214

約数列:

[1, 2, 13, 26, 71, 73, 142, 146, 191, 382, 923, 949, 1846, 1898, 2483, 4966, 5183, 10366, 13561, 13943, 27122, 27886, 67379, 134758, 176293, 181259, 352586, 362518, 989953, 1979906, 12869389, 25738778]

約数ペア:

[(1, 25738778), (2, 12869389), (13, 1979906), (26, 989953), (71, 362518), (73, 352586), (142, 181259), (146, 176293), (191, 134758), (382, 67379), (923, 27886), (949, 27122), (1846, 13943), (1898, 13561), (2483, 10366), (4966, 5183)]