257329536

素因数分解:

$2^7\times 3^1\times {\mathrm{670129}}^1$

素因数の和:670146

約数の個数: 32

約数和(自身を含む): 683532600

約数和(自身を除く): 426203064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 670129, 1340258, 2010387, 2680516, 4020774, 5361032, 8041548, 10722064, 16083096, 21444128, 32166192, 42888256, 64332384, 85776512, 128664768, 257329536]

約数ペア:

[(1, 257329536), (2, 128664768), (3, 85776512), (4, 64332384), (6, 42888256), (8, 32166192), (12, 21444128), (16, 16083096), (24, 10722064), (32, 8041548), (48, 5361032), (64, 4020774), (96, 2680516), (128, 2010387), (192, 1340258), (384, 670129)]