128078912

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{153941}}^1$

素因数の和:153966

約数の個数: 28

約数和(自身を含む): 273708876

約数和(自身を除く): 145629964

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 153941, 307882, 615764, 1231528, 2001233, 2463056, 4002466, 4926112, 8004932, 9852224, 16009864, 32019728, 64039456, 128078912]

約数ペア:

[(1, 128078912), (2, 64039456), (4, 32019728), (8, 16009864), (13, 9852224), (16, 8004932), (26, 4926112), (32, 4002466), (52, 2463056), (64, 2001233), (104, 1231528), (208, 615764), (416, 307882), (832, 153941)]