28878912

素因数分解:

$2^6\times 3^2\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:476

約数の個数: 84

約数和(自身を含む): 83533996

約数和(自身を除く): 54655084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 181, 192, 277, 288, 362, 543, 554, 576, 724, 831, 1086, 1108, 1448, 1629, 1662, 2172, 2216, 2493, 2896, 3258, 3324, 4344, 4432, 4986, 5792, 6516, 6648, 8688, 8864, 9972, 11584, 13032, 13296, 17376, 17728, 19944, 26064, 26592, 34752, 39888, 50137, 52128, 53184, 79776, 100274, 104256, 150411, 159552, 200548, 300822, 401096, 451233, 601644, 802192, 902466, 1203288, 1604384, 1804932, 2406576, 3208768, 3609864, 4813152, 7219728, 9626304, 14439456, 28878912]

約数ペア:

[(1, 28878912), (2, 14439456), (3, 9626304), (4, 7219728), (6, 4813152), (8, 3609864), (9, 3208768), (12, 2406576), (16, 1804932), (18, 1604384), (24, 1203288), (32, 902466), (36, 802192), (48, 601644), (64, 451233), (72, 401096), (96, 300822), (144, 200548), (181, 159552), (192, 150411), (277, 104256), (288, 100274), (362, 79776), (543, 53184), (554, 52128), (576, 50137), (724, 39888), (831, 34752), (1086, 26592), (1108, 26064), (1448, 19944), (1629, 17728), (1662, 17376), (2172, 13296), (2216, 13032), (2493, 11584), (2896, 9972), (3258, 8864), (3324, 8688), (4344, 6648), (4432, 6516), (4986, 5792)]