221626874

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{17609}}^1$

素因数の和:17678

約数の個数: 32

約数和(自身を含む): 405734400

約数和(自身を除く): 184107526

約数列:

[1, 2, 7, 14, 29, 31, 58, 62, 203, 217, 406, 434, 899, 1798, 6293, 12586, 17609, 35218, 123263, 246526, 510661, 545879, 1021322, 1091758, 3574627, 3821153, 7149254, 7642306, 15830491, 31660982, 110813437, 221626874]

約数ペア:

[(1, 221626874), (2, 110813437), (7, 31660982), (14, 15830491), (29, 7642306), (31, 7149254), (58, 3821153), (62, 3574627), (203, 1091758), (217, 1021322), (406, 545879), (434, 510661), (899, 246526), (1798, 123263), (6293, 35218), (12586, 17609)]