28112128

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 62546400

約数和(自身を除く): 34434272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 128, 134, 149, 176, 256, 268, 298, 352, 536, 596, 704, 737, 1072, 1192, 1408, 1474, 1639, 2144, 2384, 2816, 2948, 3278, 4288, 4768, 5896, 6556, 8576, 9536, 9983, 11792, 13112, 17152, 19072, 19966, 23584, 26224, 38144, 39932, 47168, 52448, 79864, 94336, 104896, 109813, 159728, 188672, 209792, 219626, 319456, 419584, 439252, 638912, 878504, 1277824, 1757008, 2555648, 3514016, 7028032, 14056064, 28112128]

約数ペア:

[(1, 28112128), (2, 14056064), (4, 7028032), (8, 3514016), (11, 2555648), (16, 1757008), (22, 1277824), (32, 878504), (44, 638912), (64, 439252), (67, 419584), (88, 319456), (128, 219626), (134, 209792), (149, 188672), (176, 159728), (256, 109813), (268, 104896), (298, 94336), (352, 79864), (536, 52448), (596, 47168), (704, 39932), (737, 38144), (1072, 26224), (1192, 23584), (1408, 19966), (1474, 19072), (1639, 17152), (2144, 13112), (2384, 11792), (2816, 9983), (2948, 9536), (3278, 8576), (4288, 6556), (4768, 5896)]