81268446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27253}}^1$

素因数の和:27336

約数の個数: 32

約数和(自身を含む): 188379648

約数和(自身を除く): 107111202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 27253, 54506, 81759, 163518, 190771, 381542, 572313, 1144626, 1934963, 3869926, 5804889, 11609778, 13544741, 27089482, 40634223, 81268446]

約数ペア:

[(1, 81268446), (2, 40634223), (3, 27089482), (6, 13544741), (7, 11609778), (14, 5804889), (21, 3869926), (42, 1934963), (71, 1144626), (142, 572313), (213, 381542), (426, 190771), (497, 163518), (994, 81759), (1491, 54506), (2982, 27253)]