421497712

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{642527}}^1$

素因数の和:642576

約数の個数: 20

約数和(自身を含む): 836571456

約数和(自身を除く): 415073744

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 642527, 1285054, 2570108, 5140216, 10280432, 26343607, 52687214, 105374428, 210748856, 421497712]

約数ペア:

[(1, 421497712), (2, 210748856), (4, 105374428), (8, 52687214), (16, 26343607), (41, 10280432), (82, 5140216), (164, 2570108), (328, 1285054), (656, 642527)]