209350658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 350120448

約数和(自身を除く): 140769790

約数列:

[1, 2, 11, 22, 61, 122, 257, 514, 607, 671, 1214, 1342, 2827, 5654, 6677, 13354, 15677, 31354, 37027, 74054, 155999, 172447, 311998, 344894, 407297, 814594, 1715989, 3431978, 9515939, 19031878, 104675329, 209350658]

約数ペア:

[(1, 209350658), (2, 104675329), (11, 19031878), (22, 9515939), (61, 3431978), (122, 1715989), (257, 814594), (514, 407297), (607, 344894), (671, 311998), (1214, 172447), (1342, 155999), (2827, 74054), (5654, 37027), (6677, 31354), (13354, 15677)]