389744768

素因数分解:

$2^7\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1733}}^1$

素因数の和:2005

約数の個数: 64

約数和(自身を含む): 891414720

約数和(自身を除く): 501669952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 251, 448, 502, 896, 1004, 1733, 1757, 2008, 3466, 3514, 4016, 6932, 7028, 8032, 12131, 13864, 14056, 16064, 24262, 27728, 28112, 32128, 48524, 55456, 56224, 97048, 110912, 112448, 194096, 221824, 224896, 388192, 434983, 776384, 869966, 1552768, 1739932, 3044881, 3479864, 6089762, 6959728, 12179524, 13919456, 24359048, 27838912, 48718096, 55677824, 97436192, 194872384, 389744768]

約数ペア:

[(1, 389744768), (2, 194872384), (4, 97436192), (7, 55677824), (8, 48718096), (14, 27838912), (16, 24359048), (28, 13919456), (32, 12179524), (56, 6959728), (64, 6089762), (112, 3479864), (128, 3044881), (224, 1739932), (251, 1552768), (448, 869966), (502, 776384), (896, 434983), (1004, 388192), (1733, 224896), (1757, 221824), (2008, 194096), (3466, 112448), (3514, 110912), (4016, 97048), (6932, 56224), (7028, 55456), (8032, 48524), (12131, 32128), (13864, 28112), (14056, 27728), (16064, 24262)]