646860288

素因数分解:

$2^9\times 3^1\times {\mathrm{421133}}^1$

素因数の和:421154

約数の個数: 40

約数和(自身を含む): 1723280328

約数和(自身を除く): 1076420040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 421133, 842266, 1263399, 1684532, 2526798, 3369064, 5053596, 6738128, 10107192, 13476256, 20214384, 26952512, 40428768, 53905024, 80857536, 107810048, 161715072, 215620096, 323430144, 646860288]

約数ペア:

[(1, 646860288), (2, 323430144), (3, 215620096), (4, 161715072), (6, 107810048), (8, 80857536), (12, 53905024), (16, 40428768), (24, 26952512), (32, 20214384), (48, 13476256), (64, 10107192), (96, 6738128), (128, 5053596), (192, 3369064), (256, 2526798), (384, 1684532), (512, 1263399), (768, 842266), (1536, 421133)]