427500416

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15391}}^1$

素因数の和:15443

約数の個数: 64

約数和(自身を含む): 1004789760

約数和(自身を除く): 577289344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 15391, 27776, 30782, 61564, 107737, 123128, 215474, 246256, 430948, 477121, 492512, 861896, 954242, 985024, 1723792, 1908484, 1970048, 3339847, 3447584, 3816968, 6679694, 6895168, 7633936, 13359388, 13790336, 15267872, 26718776, 30535744, 53437552, 61071488, 106875104, 213750208, 427500416]

約数ペア:

[(1, 427500416), (2, 213750208), (4, 106875104), (7, 61071488), (8, 53437552), (14, 30535744), (16, 26718776), (28, 15267872), (31, 13790336), (32, 13359388), (56, 7633936), (62, 6895168), (64, 6679694), (112, 3816968), (124, 3447584), (128, 3339847), (217, 1970048), (224, 1908484), (248, 1723792), (434, 985024), (448, 954242), (496, 861896), (868, 492512), (896, 477121), (992, 430948), (1736, 246256), (1984, 215474), (3472, 123128), (3968, 107737), (6944, 61564), (13888, 30782), (15391, 27776)]