68421892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{222149}}^1$

素因数の和:222171

約数の個数: 24

約数和(自身を含む): 149284800

約数和(自身を除く): 80862908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 222149, 444298, 888596, 1555043, 2443639, 3110086, 4887278, 6220172, 9774556, 17105473, 34210946, 68421892]

約数ペア:

[(1, 68421892), (2, 34210946), (4, 17105473), (7, 9774556), (11, 6220172), (14, 4887278), (22, 3110086), (28, 2443639), (44, 1555043), (77, 888596), (154, 444298), (308, 222149)]