28603904

素因数分解:

$2^9\times 7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:395

約数の個数: 80

約数和(自身を含む): 68352768

約数和(自身を除く): 39748864

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 347, 368, 448, 512, 644, 694, 736, 896, 1288, 1388, 1472, 1792, 2429, 2576, 2776, 2944, 3584, 4858, 5152, 5552, 5888, 7981, 9716, 10304, 11104, 11776, 15962, 19432, 20608, 22208, 31924, 38864, 41216, 44416, 55867, 63848, 77728, 82432, 88832, 111734, 127696, 155456, 177664, 223468, 255392, 310912, 446936, 510784, 621824, 893872, 1021568, 1243648, 1787744, 2043136, 3575488, 4086272, 7150976, 14301952, 28603904]

約数ペア:

[(1, 28603904), (2, 14301952), (4, 7150976), (7, 4086272), (8, 3575488), (14, 2043136), (16, 1787744), (23, 1243648), (28, 1021568), (32, 893872), (46, 621824), (56, 510784), (64, 446936), (92, 310912), (112, 255392), (128, 223468), (161, 177664), (184, 155456), (224, 127696), (256, 111734), (322, 88832), (347, 82432), (368, 77728), (448, 63848), (512, 55867), (644, 44416), (694, 41216), (736, 38864), (896, 31924), (1288, 22208), (1388, 20608), (1472, 19432), (1792, 15962), (2429, 11776), (2576, 11104), (2776, 10304), (2944, 9716), (3584, 7981), (4858, 5888), (5152, 5552)]