28208768

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 67646400

約数和(自身を除く): 39437632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 1657, 2128, 2432, 3314, 4256, 6628, 8512, 11599, 13256, 17024, 23198, 26512, 31483, 46396, 53024, 62966, 92792, 106048, 125932, 185584, 212096, 220381, 251864, 371168, 440762, 503728, 742336, 881524, 1007456, 1484672, 1763048, 2014912, 3526096, 4029824, 7052192, 14104384, 28208768]

約数ペア:

[(1, 28208768), (2, 14104384), (4, 7052192), (7, 4029824), (8, 3526096), (14, 2014912), (16, 1763048), (19, 1484672), (28, 1007456), (32, 881524), (38, 742336), (56, 503728), (64, 440762), (76, 371168), (112, 251864), (128, 220381), (133, 212096), (152, 185584), (224, 125932), (266, 106048), (304, 92792), (448, 62966), (532, 53024), (608, 46396), (896, 31483), (1064, 26512), (1216, 23198), (1657, 17024), (2128, 13256), (2432, 11599), (3314, 8512), (4256, 6628)]