221761298

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{12553}}^1$

素因数の和:12650

約数の個数: 24

約数和(自身を含む): 370669404

約数和(自身を除く): 148908106

約数列:

[1, 2, 11, 22, 73, 121, 146, 242, 803, 1606, 8833, 12553, 17666, 25106, 138083, 276166, 916369, 1518913, 1832738, 3037826, 10080059, 20160118, 110880649, 221761298]

約数ペア:

[(1, 221761298), (2, 110880649), (11, 20160118), (22, 10080059), (73, 3037826), (121, 1832738), (146, 1518913), (242, 916369), (803, 276166), (1606, 138083), (8833, 25106), (12553, 17666)]