28395648

素因数分解:

$2^7\times 3^2\times {\mathrm{157}}^2$

素因数の和:334

約数の個数: 72

約数和(自身を含む): 82235205

約数和(自身を除く): 53839557

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 157, 192, 288, 314, 384, 471, 576, 628, 942, 1152, 1256, 1413, 1884, 2512, 2826, 3768, 5024, 5652, 7536, 10048, 11304, 15072, 20096, 22608, 24649, 30144, 45216, 49298, 60288, 73947, 90432, 98596, 147894, 180864, 197192, 221841, 295788, 394384, 443682, 591576, 788768, 887364, 1183152, 1577536, 1774728, 2366304, 3155072, 3549456, 4732608, 7098912, 9465216, 14197824, 28395648]

約数ペア:

[(1, 28395648), (2, 14197824), (3, 9465216), (4, 7098912), (6, 4732608), (8, 3549456), (9, 3155072), (12, 2366304), (16, 1774728), (18, 1577536), (24, 1183152), (32, 887364), (36, 788768), (48, 591576), (64, 443682), (72, 394384), (96, 295788), (128, 221841), (144, 197192), (157, 180864), (192, 147894), (288, 98596), (314, 90432), (384, 73947), (471, 60288), (576, 49298), (628, 45216), (942, 30144), (1152, 24649), (1256, 22608), (1413, 20096), (1884, 15072), (2512, 11304), (2826, 10048), (3768, 7536), (5024, 5652)]