138177788

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{159191}}^1$

素因数の和:159233

約数の個数: 24

約数和(自身を含む): 285272064

約数和(自身を除く): 147094276

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 159191, 318382, 636764, 1114337, 2228674, 4457348, 4934921, 9869842, 19739684, 34544447, 69088894, 138177788]

約数ペア:

[(1, 138177788), (2, 69088894), (4, 34544447), (7, 19739684), (14, 9869842), (28, 4934921), (31, 4457348), (62, 2228674), (124, 1114337), (217, 636764), (434, 318382), (868, 159191)]