28136178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223303}}^1$

素因数の和:223318

約数の個数: 24

約数和(自身を含む): 69670848

約数和(自身を除く): 41534670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223303, 446606, 669909, 1339818, 1563121, 2009727, 3126242, 4019454, 4689363, 9378726, 14068089, 28136178]

約数ペア:

[(1, 28136178), (2, 14068089), (3, 9378726), (6, 4689363), (7, 4019454), (9, 3126242), (14, 2009727), (18, 1563121), (21, 1339818), (42, 669909), (63, 446606), (126, 223303)]