890344

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 2056320

約数和(自身を除く): 1165976

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1223, 2446, 4892, 8561, 9784, 15899, 17122, 31798, 34244, 63596, 68488, 111293, 127192, 222586, 445172, 890344]

約数ペア:

[(1, 890344), (2, 445172), (4, 222586), (7, 127192), (8, 111293), (13, 68488), (14, 63596), (26, 34244), (28, 31798), (52, 17122), (56, 15899), (91, 9784), (104, 8561), (182, 4892), (364, 2446), (728, 1223)]