821444128

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{202127}}^1$

素因数の和:202264

約数の個数: 24

約数和(自身を含む): 1629960192

約数和(自身を除く): 808516064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 202127, 404254, 808508, 1617016, 3234032, 6468064, 25670129, 51340258, 102680516, 205361032, 410722064, 821444128]

約数ペア:

[(1, 821444128), (2, 410722064), (4, 205361032), (8, 102680516), (16, 51340258), (32, 25670129), (127, 6468064), (254, 3234032), (508, 1617016), (1016, 808508), (2032, 404254), (4064, 202127)]