28759808

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1459}}^1$

素因数の和:1493

約数の個数: 72

約数和(自身を含む): 71621760

約数和(自身を除く): 42861952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1459, 1792, 2464, 2816, 2918, 4928, 5836, 9856, 10213, 11672, 16049, 19712, 20426, 23344, 32098, 40852, 46688, 64196, 81704, 93376, 112343, 128392, 163408, 186752, 224686, 256784, 326816, 373504, 449372, 513568, 653632, 898744, 1027136, 1307264, 1797488, 2054272, 2614528, 3594976, 4108544, 7189952, 14379904, 28759808]

約数ペア:

[(1, 28759808), (2, 14379904), (4, 7189952), (7, 4108544), (8, 3594976), (11, 2614528), (14, 2054272), (16, 1797488), (22, 1307264), (28, 1027136), (32, 898744), (44, 653632), (56, 513568), (64, 449372), (77, 373504), (88, 326816), (112, 256784), (128, 224686), (154, 186752), (176, 163408), (224, 128392), (256, 112343), (308, 93376), (352, 81704), (448, 64196), (616, 46688), (704, 40852), (896, 32098), (1232, 23344), (1408, 20426), (1459, 19712), (1792, 16049), (2464, 11672), (2816, 10213), (2918, 9856), (4928, 5836)]