15387904

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 36366848

約数和(自身を除く): 20978944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 277, 434, 448, 496, 554, 868, 896, 992, 1108, 1736, 1792, 1939, 1984, 2216, 3472, 3878, 3968, 4432, 6944, 7756, 7936, 8587, 8864, 13888, 15512, 17174, 17728, 27776, 31024, 34348, 35456, 55552, 60109, 62048, 68696, 70912, 120218, 124096, 137392, 240436, 248192, 274784, 480872, 496384, 549568, 961744, 1099136, 1923488, 2198272, 3846976, 7693952, 15387904]

約数ペア:

[(1, 15387904), (2, 7693952), (4, 3846976), (7, 2198272), (8, 1923488), (14, 1099136), (16, 961744), (28, 549568), (31, 496384), (32, 480872), (56, 274784), (62, 248192), (64, 240436), (112, 137392), (124, 124096), (128, 120218), (217, 70912), (224, 68696), (248, 62048), (256, 60109), (277, 55552), (434, 35456), (448, 34348), (496, 31024), (554, 27776), (868, 17728), (896, 17174), (992, 15512), (1108, 13888), (1736, 8864), (1792, 8587), (1939, 7936), (1984, 7756), (2216, 6944), (3472, 4432), (3878, 3968)]